Captain Steve McGarrett is a former marine. He returns to Oahu to investigate his father’s death and becomes the head of a special police task force. Chin Ho Kelly, Danny “Danno” Williams, and Kono Kalakaua join him to save Hawaii from criminals.
1. Pilot
Description
The governor of Hawaii authorizes Navy intelligence officer Steve McGarrett to put together a special unit whose first job is to capture the man who killed McGarrett's father.
2. Ohana
Description
The team works to rescue a computer expert who has been kidnapped by Serbian mobsters.
3. Malama Ka Aina
Description
When an escalating gang war spills into the stands of the local high school football game, injuring several bystanders and killing a gang leader, Five-0 uncovers an unlikely partnership between Samoan gangs and a mainland mob.
4. Lanakila
Description
McGarrett is on the trail of an escaped prisoner who is trying to take advantage of an opportunity to get his money back from his former crime partner.
5. Nalowale
Description
One daughter of the U.S. ambassador to the Philippines is killed and another daughter is missing, and governor Jameson brings McGarrett's team to lead the investigation.
6. Ko'olauloa
Description
When the CEO of a hugely successful surf company is murdered, Kono revisits her past while Five-0 is thrown headlong into the varied but interconnected worlds of North Shore surfing.
7. Ho'apono
Description
McGarrett places himself in the middle of a hostage situation on the USS Missouri. The hostage-taker is an ex-Navy SEAL suffering from post-traumatic stress disorder, who is the prime suspect in the murder of his wife.
8. Mana'o
Description
Danny's ex-partner from the Honolulu P.D., is found in a luau barbecue pit. Danny demands the team must take his word the man was incorruptible, although evidence piles up ha was involved in corruption surrounding the Mexican Ochoa cocaine cartel. Internal affairs Sergeant Cage, who wrecked Chin's reputation, is on the case but fails to shield it as HPD Detective Ahuna discretely joins the Five-O investigation. The deeper they dig, the dirtier everyone looks. Jailed drug dealer Sang Min holds a trump card, so Danny bids on it.
9. Po'ipu
Description
Five-0 is assigned to help stop an assassination plot against a despicable foreign leader, with the help of one of McGarrett's old SEAL buddies. But is his friend actually in on the conspiracy?
10. Heihei
Description
The team is on the trail of a team of bandits who are planning a robbery during the Honolulu triathlon, and they are forced to turn to Danno's ex-wife for help.
11. Palekaiko
Description
After a woman escapes from abduction and her new husband is found dead in their hotel room, Five-0 discovers that they are dealing with a serial killer who targets newlywed couples.
12. Hana 'a'a Makehewa
Description
McGarrett discovers that the man who killed his father is still alive, and threatening to kill Chin Ho with a bomb unless his ransom demand is met.
13. Ke Kinohi
Description
McGarrett's father's toolbox is stolen, and his sister is kidnapped for investigating their mother's death. McGarrett soon discovers that his father was investigating a suspected Yakuza leader before his death.
14. He Kane Hewa' Ole
Description
Five-0 searches for identity and motive when a box with a severed head falls out of an overturned stolen car during a police chase–a task made more difficult when the driver dies at the scene.
15. Kai e' e
Description
The island's leading tsunami expert is kidnapped on the same day that ocean reports indicate that a huge tsunami is headed to Hawaii. However, Five-0 soon suspects that the report is a hoax and is related to the kidnapping.
16. E Malama
Description
McGarrett and Chin Ho try to rescue and protect a federal witness on the run from assassins, while Danny tries to get to the bottom of his daughter and ex-wife's carjacking.
17. Powa Maka Moana
Description
Five-0 searches for a group of Spring Breakers who are being held for ransom by a group of pirates.
18. Loa Aloha
Description
While Five-0 races to stop a mad bomber before he kills again, Danny gets an unexpected visit from his little brother, Matt, a fun-loving, Wall Street broker. The family reunion is cut short, however, when Danny discovers the real reason that Matt is in Hawaii.
19. Ne Me'e Laua Na Paio
Description
A costumed comics convention superhero fell to his death, pushed from his hotel balcony, but only as the victim of a drunk rooms mix-up. The team must work out how a ransacked room, no robbery, compromising pictures and adultery fit together. Steve rightly mistrusts a self-styled CIA-agent, works out she's a mere analyst and not even assigned, but decides to collaborate as she has indications his father's killer may have worked for Yakuza boss Wo Fat. Danny grumpily started dieting for his worried brat's sake.
20. Ma Ke Kahakai
Description
The team investigates the death of a commercial fisherman whose body was found in an unexpected place, while the imminent death of Chin Ho's aunt could reveal surprising new details about the stolen drug money.
21. Ho'opa'i
Description
Five-0 turns up the heat on a crime boss after the safe house of an undercover police officer who infiltrated his organization is compromised and his wife is killed.
22. Ho'ohuli Na'au
Description
While investigating the murder of a professional photographer, Five-0 discovers a connection to a local bookie. Meanwhile, Chin Ho covers for his uncle and claims that he has the stolen police money.
23. Ua Hiki Mai Kapalena Pau
Description
Danny is exposed to sarin while Five-0 tries to track down Wo Fat, and Chin Ho's plan to quietly return the money his uncle stole hits a snag.
24. Oia'i'o
Description
After one of governor Jameson's assistants is killed, McGarrett discovers that the governor may have been working with Wo Fat and may have been the target of his father's investigation.
1. Ha'i'ole
Description
McGarrett escapes from prison and sets out for revenge on Wo Fat, with the help of his now-disbanded Five-0 team and the man who trained him in the Navy.
2. Ua Lawe Wale
Description
The governor appoints a new member to the Five-0 team, who is trying to find a kidnapped 15-year-old girl. Meanwhile, Kono comes under investigation by Internal Affairs.
3. Kame'e
Description
With the help of Joe White, McGarrett tries to find a killer targeting members a of a Navy SEAL team, while Kono contemplates a job offer from the underworld.
4. Mea Makamae
Description
The team discovers that a dead salvage diver was looking for more than sunken treasure, Chin Ho discovers that Kono accessed his police account, and McGarrett becomes curious about what's delaying the DOD findings about his father.
5. Ma'eme'e
Description
The University of Hawaii women's volleyball coach is killed, and Five-0's investigation leads back to the disgraced ex-cop that Kono now works for.
6. Ka Hakaka Maika'i
Description
While Five-0 tries to figure out who killed a well-known Honolulu businessman, Joe gets an unwelcome visitor while trying to search for answers about the video.
7. Ka Iwi Kapu
Description
Two ghost-hunting filmmakers are killed at a historic traditional burial site, and when the team discovers more dead bodies at the site, they suspect that they could be after a serial killer.
8. Lapa'au
Description
When an ICE agent is killed, Five-0 must find out which smuggling ring she was investigating in order to find her killer.
9. Ike Maka
Description
The team tries to uncover the identity of a man who recently had plastic surgery but was found dead in the trunk of a stolen muscle car–which will hopefully lead them to his killer.
10. Ki'ilua
Description
While Five-0 investigates the death of a muckraking reporter, Jenna returns to ask McGarrett for help finding her fiancé in North Korea–which is actually part of Wo Fat's revenge plot–and Joe White leads the mission to bring them home.
11. Pahele
Description
A team of drug dealers kidnaps a busload of school children in order to get Five-0 to return the drugs they confiscated, while Joe White goes on a personal mission to uncover the identity of “Shelbourne” before Wo Fat does.
12. Alaheo Pau'ole
Description
As the gang gets ready for Chin Ho's wedding, Five-0 discovers that a man shot in a military bunker was in Hawaii to search for his missing son, and Steve begins to suspect that Joe is hiding secrets about the investigation from him.
13. Ka Ho' Oponopono
Description
While Five-0 tries to figure out who smothered a high school girl in her bed, the Yakuza targets Joe because they believe he killed their leader.
14. Pu'olo
Description
Five-0 investigates the hijacking of a delivery truck in which the driver is killed, Danny's ex-wife goes into labor, and both Steve and the Yakuza put pressure on Joe to give answers.
15. Mai Ka Wa Kahiko
Description
An enemy from Danny's past comes to the island for revenge, and the life of Danny's daughter, Grace, could hang in the balance.
16. I Helu Pu
Description
A woman is murdered during the governor's fund raising dinner, and Five-0 gets in trouble with the governor when the team goes too far trying to catch the killer.
17. Kupale
Description
Five-0 investigates the murder of a shipping businessman who was supposed to be participating in a historical Hawaiian battle reenactment.
18. Lekio
Description
A retired New York police officer helps the team figure out who killed one of his close friends, a pirate radio disc jockey.
19. Kalele
Description
While Steve's sister Mary accidentally gets caught in the middle of a plot to smuggle conflict diamonds, Five-0 and HPD get the help of an elderly ex-con recently released from prison to find the smugglers.
20. Ha'alele
Description
Max reveals shocking information about his childhood to help the team track a serial killer who may have ties to Max's past.
21. Pa Make Loa
Description
Danny and Chin Ho partner with NCIS agents Sam Hanna and G. Callen to track down a suspect who's threatening to release a deadly virus on the population.
22. Ua Hopu
Description
Just as McGarrett finally gets his hands on his arch nemesis Wo Fat in a special ops raid, he's blindsided when he finds that the Japanese Yakuza is hot on their trail and wants them both dead.
23. Ua Hala
Description
Five-0 needs the help of an imprisoned dirty cop to track down a suspect who killed captain Fryer and set off a bomb in the HPD. Meanwhile, Joe White returns and promises to reveal to McGarrett the identity of Shelbourne.
1. La O Na Makuahine
Description
McGarrett brings his mother–A.K.A. Shelbourne–back to the island. But her life may be in danger after Wo Fat escapes from prison with the help of an unlikely partner: Frank Delano.
2. Kanalua
Description
Five-0 turns to August March for help in finding a pair of art thieves who are involved in a kidnapping, but is March actually in on the plot?
3. Lana I Ka Moana
Description
During a fishing trip, McGarrett and Danny wind up stranded in the ocean on a leaking dinghy after a killer steals their boat at gunpoint.
4. Popilikia
Description
While Five-0 investigates the beheading of a polo player, McGarrett's mom returns to pay him a surprise visit.
5. Mohai
Description
A gruesome murder on Halloween night appears to be related to a Satanic ritual, and Five-0 must find the killer before he claims a second victim.
6. I Ka Wa Mamua
Description
While Five-0 discovers a terrorist cell on the island, Danny has a flashback to one of the most eventful days of his life while working as a Newark police officer in 2001.
7. Ohuna
Description
Mary arrives in Hawaii and finds out that her Mom is still alive, while Five-O team tries to find out why a high-school boy gets kidnapped.
8. Wahine'inoloa
Description
McGarrett is convinced that a psychiatrist murdered one of her patients, but will she get the last laugh? Meanwhile, Catherine discovers that an assassin is on the island and is looking for Doris McGarrett.
9. Ha'awe Make Loa
Description
McGarrett discovers that a botched bank robbery actually wasn't about the money, while Danny protects a Victoria's Secret supermodel who has been threatened by a stalker.
10. Huaka'i Kula
Description
McGarrett and a young girl are held hostage by a diamond thief during a campout, and Kono's boyfriend, Adam, welcomes his brother back from prison and gives him an offer to become a legitimate businessman.
11. Kahu
Description
The team helps find a boy's father, and discovers that his disappearance is related to moonshiners and a reclusive bank robber.
12. Kapu
Description
A college professor is murdered, but who is the killer: his boss, his teaching assistant, or one of his students? Meanwhile, Kono is assigned to protect an annoying witness released from federal prison.
13. Olelo Ho'Opa'I Make
Description
Chin Ho is drugged, kidnapped, and placed in a maximum security prison as retaliation for Frank Delano's death, but will he be able to make it out alive?
14. Hana I Wa'Ia
Description
The team is directed to investigate when a prostitute is murdered in a Congressman's home, who is nowhere to be found. Danny has his own drama as the custody hearing regarding Grace goes to court.
15. Hookman
Description
A sniper with two prosthetic hands is killing police officers, and McGarrett may be on his list.
16. Kekoa
17. Pa'ani
Description
McGarrett and Danny's plans to go to the NFL Pro Bowl are interrupted when a computer executive is murdered during a team-building exercise at a corporate retreat.
18. Na Ki'i
Description
Five-0 discovers that a murdered kindergarten teacher had a secret life as a roller derby star, and some very important information is stolen from Lois McGarrett's safe and could put her in danger.
19. Hoa Pili
Description
After an explosion on a shark tour boat, one of the boat's owners is found dead in a submerged shark cage. Meanwhile, McGarrett helps Kamekona get his helicopter pilot license.
20. Olelo Pa'a
Description
McGarrett and Catherine go in a secret mission to North Korea to find the body of one of McGarrett's fallen SEAL buddies.
21. Imi Loko Ka 'Uhane
Description
A talk show host and crew follow Five-0 around as they try to solve a grisly murder with ties to both Wo Fat and the Russian mob.
22. Ho'opio
Description
Five-0 discovers the body of a missing 17 year old girl who was kidnapped 10 years earlier, and soon learn that the captors may already have a new victim. Meanwhile, Kono suspects that her boyfriend may bee keeping secrets from her.
23. He welo 'oihana
Description
McGarrett helps Lois on a dangerous mission to retrieve stolen microfilm, and Kono is shot while investigating a lead about Yakuza secret burial site that may be connected to her boyfriend.
24. Aloha. Malama Pono
Description
While Five-0 searches for an escaped federal prisoner connected to a terrorist plot, Kono tries to clear her name after her gun is used in a murder.
1. Aloha Ke Kahi I Ke Kahi
Description
Before McGarrett can get answers about his mother from Wo Fat, terrorists break into the prison and also take hostages at Five-0 headquarters.
2. A'ale Ma'a Wau
Description
A hard-as-nails Texas Ranger arrives on the island to look for his missing daughter, Kono and Adam's secure location is compromised, and an old friend comes to Catherine with a job offer.
3. Ka 'oia'i'o ma loko
Description
A married couple's execution leads Five-0 to a mystery involving stolen artifacts and a long-forgotten secret society, and Catherine goes through her last day with the Navy.
4. A ia la aku
Description
Five-0 investigates the murder of a wedding crasher, and their prime suspect is the runaway bride. Meanwhile, Danny makes a big decision regarding his relationship with Gabby.
5. Kupu 'eu
Description
As Catherine’s seemingly harmless surveillance job takes a deadly turn, Adam considers making the ultimate sacrifice to save Kono.
6. Kupouli 'La
Description
When Halloween comes to Hawaii and a zombie-like man is shot, Five-0 races to stop a madman who is conducting experiments on humans.
7. Ua Nalohia
Description
While working the murder case of an undercover ATF agent, McGarrett and the Five-0 team are tasked with watching Mary’s newly adopted baby after she gets sick.
8. Akanahe
9. Ha'uoli La Ho'omoaika'i
Description
McGarrett tries to find the man who killed his old SEAL friend Billy while he and Catherine were working a surveillance job, and he also turns to Joe White to track down his mother.
10. Ho'onani Makuakane
Description
A murder attempt on a Pearl Harbor veteran leads Five-0 to use decades old evidence to investigate a deadly crime committed in an internment camp on Oahu during WWII.
11. Pukana
Description
Chin's life is put in danger when a murder investigation reveals that the person behind the crime may be a serial killer. Heather Dubrow guest stars.
12. 'O kela me keia manawa
Description
Captain Grover is aided by McGarrett in his search for a friend who has disappeared, after it seems like he's committed murder. Kono persists in her quest to find Adam.
13. Hana Lokomaika'i
Description
Internal Affairs questions Chin about his father's murder 15 years ago and his relationship with Malia.
14. Na hala a ka makua
Description
A convicted murder escapes from custody, holds McGarrett and Danny hostage, and claims that he was framed for the crime.
15. Pale 'la
Description
Five-0 is investigating the murder of a real estate agent whose body was found in the walls of one of his listings. Meanwhile Danny's mother comes to Hawaii and announces that Danny's parents are getting a divorce.
16. Hoku Welowelo
Description
Five-0 investigates a triple homicide connected to a downed top-secret Chinese satellite, while Grover takes Danny's mother on a ride-along.
17. Ma lalo o ka 'ili
Description
Five-0 aims to uncovers the sordid truth when a girl is taken from her home and her father is shot in the process. Meanwhile, Danny tries to get his parents back together and Jerry deciphers a code he found on the bottom of McGarrett's champ box.
18. Ho'i Hou
Description
Five-0 investigates the murder of a macadamia nut tycoon killed with a stiletto high heel at Chin's high school reunion.
19. Ku I Ka Pili Koko
Description
McGarrett and Danny are trapped in the rubble of a blown-up building after an informant's tip on a gun buy goes wrong.
20. Pe'epe'e Kainaka
Description
The team uncovers an Islamic terrorist plot involving American college students.
21. Makani 'Olu a Holo Malie
Description
While Five-0 investigates a homicide related to a stolen transplant organ, McGarrett joins Catherine for a trip to Afghanistan so she can help a friend whose son has been kidnapped by the Taliban.
22. O ka Pili'Ohana ka 'Oi
Description
Cyber-criminal Ian Wright holds Grover's daughter hostage and demands that Grover help him out with a multi-million dollar heist. Meanwhile, Wo Fat escapes from maximum security in Colorado.
1. A'ohe Kahi e Pe'e Ai
Description
A young couple are killed on Diamond Head and Five-O is called in to investigate. Danny finds a cell phone at the scene that shows video evidence they were gunned down by a combat drone. Five-O must find out who was at the controls.
2. Ka Makuakane
Description
Sophie, the young daughter of a lieutenant in Afghanistan is kidnapped from a recital/gala. While the team try to find a link to her abduction and her father's mission, they discover that Sophie was not the target for the abduction.
3. Kanalu Hope Loa
Description
Five-0 investigates when three female thieves unknowingly steal something during a tour bus robbery that makes them a serious target. Meanwhile, Danny searches for his brother's hidden millions in order to exchange it for his life.
4. Ka No'eau
Description
Five-0 deals with a mob contract killer who has literally and figuratively had a change of heart. Danny finds his brother's money but is short five and a half million dollars, and his brother's life may be in the balance.
5. Ho'oilina
Description
McGarrett meets an old acquaintance of his father's at his gravesite, which prompts him to investigate an old case his father was working on just before his death.
6. Ho'oma'ike
Description
It's Halloween and Five-o must track down a serial killer who is copying murders depicted in a cult slasher film. Meanwhile, McGarrett must help Jerry after he is kidnaped by the counterfeiters he has been tracking.
7. Ina Paha
Description
When McGarrett is kidnapped by Wo Fat, he experiences what would have happened to the team if they had taken different paths.
8. Ka Hana Malu
Description
The team learns that McGarret is harboring a known terrorist.
9. Ke Koho Mamao Aku
Description
It's Christmas and the team are off to the Big Island to solve a cowboy's murder.
10. Wawahi moe'uhane
Description
With the help of an ex-HPD officer-turned private detective, Five-0 tries to solve the homicide of a woman who was working for a hula dancing company that is actually a front for an escort service.
11. Ua 'aihue
Description
Five-0 runs into problems as they try to capture an international art thief who stole a priceless Van Gogh painting, and Kamekona gets help from an “Iron Chef” to win a shrimp cook-off.
12. Poina 'ole
Description
When a neurosurgeon is assassinated just before performing surgery, Five-0 uncovers the shocking truth behind the disappearance of four reform school boys 40 years ago. Also, McGarrett's Mercury Marquis is stolen by an unlikely culprit. Daniel Baldwin returns as Paul Delano.
13. La Po'ino
Description
With the help of Joe White, Five-0 must stop a terrorist group trying to weaponize a virus deadly enough to wipe out the entire world's population.
14. Powehiwehi
Description
Kono must fight for her life after discovering a notorious criminals identity; Adam's ties to his formerly corrupt family business leaves Kono feeling concerned.
15. E 'Imi pono
Description
After investigating the death of an investigative journalist, Five-0 discovers that a violent Congolese warlord who was reportedly killed is actually living in Honolulu.
16. Nanahu
Description
Five-0 works with a California ATF agent to locate a serial arsonist targeting couples on Oahu. Danny and Amber's romantic getaway is ruined when her abusive ex-husband tracks them down.
17. Kuka'awale
Description
McGarrett and Danny work on their relationship as they stakeout a woman's apartment following a diamond robbery.
18. Pono Kaulike
Description
Danny and Chin are arrested for deadly past transgressions. McGarrett enlists Joe's help in the investigation.
19. Kahania
Description
McGarrett and Odell come under siege in Odell's barbershop when they try to protect a man who is being hunted by a gang. Meanwhile, Jerry is wrongfully accused of committing a series of home invasions.
20. Ike Hanau
Description
Grover's oldest and closest friend tells him that he witnessed his wife fall off a cliff to her death, but Grover suspects it was no accident. Meanwhile, Danny and Dr. Shaw get trapped in an elevator with a dead body that needs to be processed.
21. Ua helele'i ka hoku
Description
After a murder takes place at a convention of Elvis impersonators, the victim's body is stolen; Gabriel asks Chin for help.
22. Ho'amoano
Description
When a dead woman is found in a hotel suite belonging to three married, hungover men, the team must help retrace their steps as they try to remember what happened – and find the killer.
23. Mo'o 'olelo Pu
Description
During a solo outrigger trip, Kono encounters bad weather and must fight for her life, the Five-0 task force investigates a man in trouble for cooking meth.
24. Luapo'i
Description
While Five-0 investigates the murder of a bounty hunter after he apprehended a fugitive hiding out in Hawaii, Rachel reveals a long-held secret to Danny that has serious ramifications.
25. A Make Kaua
Description
On the eve of Kono's wedding to Adam, Five-0 must stop a fanatical patriot intent on starting a new war on terror by detonating stolen nuclear warheads and framing a terrorist leader.
1. Mai ho'oni i ka wai lana mâlie
Description
An old story about a pirate attack on O'ahu in the 1880s leads to a modern day hunt for treasure.
2. Lehu a Lehu
Description
Five-0 investigates when a bomb squad is attacked and the culprit threatens to detonate hidden explosives unless Jason Sinclair is released from prison.
3. Ua 'o'oloku ke anu I na mauna
Description
Five-0 investigates the death of a scuba diver who was killed with a gun found on the ocean floor. The probe reveals that the weapon was used recently in another murder. Meanwhile, McGarrett prepares to propose to Catherine.
4. Ka Papahana Holo Pono
Description
Five-0 investigates when a wealthy recluse is found dead in a remote field with nearly one million dollars in counterfeit bills. Also, Adam is kidnapped by the Yakuza and forced to torture one of Gabriel's men. Jerry Rice guest stars.
5. Ka 'alapahi nui
Description
Five-0 interrogates members of a stunt biker gang to locate a killer who escaped by jumping his motorcycle from one rooftop to another. Meanwhile, the riders prepare to race in a Tough Mudder competition.
6. Na Pilikua Nui (Monsters)
Description
It’s Halloween in O’ahu, and Five-0 must track down a serial killer inspired by Frankenstein. Also, Jerry calls Five-0 for help when an armed gang raids a blood bank, and Danny must track down Grace who lied and snuck out to a Halloween party.
7. Na Kame Hele
Description
While snorkeling off a deserted island McGarrett and his new girlfriend stumble onto the hideout of a wanted gangster while Chin, Kono and Grover must track down a gambler who is forcing a high school quarterback to throw a playoff game.
8. Piko Pau 'iole
Description
Five-O works with a charming con man to find a killer, after his female partner is murdered on the job. Meanwhile, San Francisco police inspector Abby Dunn helps Chin investigate the murders of of five Chinese arm dealers.
9. Hana Keaka
Description
Five-0 goes back to school when a college progesso is killed and Danny “danno” goes undercover as his replacement.
10. Ka Makau Kaa Kaua
Description
Five-0 investigates when the brother of promising local boxer, Luke Nakano (Lewis Tan), is murdered and the prime suspect is Devon Haynes (Harold House Moore), the outspoken reigning champion opponent from the mainland.
11. Kuleana
Description
Danny and Steve go to a retreat on Maui to solve their “issues” while Kamekonas past comes back to haunt him.
12. Ua ola loko i ke aloha
Description
Five-0 uncovers a Japanese World War II spy mystery after a young boy is shot in a long-forgotten bunker. Meanwhile, Aunt Deb returns to Hawaii to visit the McGarretts so she can help finish her recently-deceased husband's “bucket list.”
13. Umia Ka Hanu
Description
While Grover travels to Chicago to finally get a confession from Clay Maxwell about killing his wife, Chin and Kono are held at gunpoint by two killers who have no idea they are cops.
14. Hoa 'inea
Description
As Five-0 investigates a double homicide involving marital infidelity, McGarrett and the team recount their disastrous Valentine's Day experiences. Chef Masaharu Morimoto guest stars.
15. Ke Koa Lokomaika'i
Description
While Danny's mother is questioned by the FBI, McGarrett partners with a young man with autism who may have information to help solve the murder of his only friend. Melanie Griffith guest stars.
16. Ka Pohaku Kihi Pa'a
Description
When Five-0's sketchy confidential informant is accused of murder, McGarrett asks his old friend Odell Martin to defend him. Michael Imperioli returns and Ziggy Marley guest stars.
17. Waiwai
Description
McGarrett and Five-0 must track down a Russian spy who has stolen a flash drive containing classified NSA information that puts the life of a member of their Ohana at risk. Also, McGarrett finally learns why Catherine left him, and Abby continues to conceal her actual mission from Chin and Five-0.
18. Kanaka Hahai
Description
Five-0 is led to a deadly slave trading operation aboard a fishing vessel, once the body of a man is found off the shores of Oahu.
19. Malama ka Po'e
Description
Grover is forced to take himself and his family off the grid without notice when he discovers that an enemy from his FBI undercover days has tracked him down.
20. Ka Haunaele
Description
While Five-0 investigates the theft of a high tech, indestructible suit built for the U.S. military, Jerry helps his sister try to save a captive elephant.
21. Ka Pono Ku’oko’a
Description
Five-0 goes on a manhunt when a deliberate chemical spill enables six dangerous inmates to escape, including Kono’s husband, Adam.
22. I 'ika Ka Ao
Description
Five-0 tries to save a kidnapped college student from a dangerous vigilante. Meanwhile, Max, Kamekona and Flippa fight to survive after being shipwrecked.
23. Pilina Koko
Description
When a woman is murdered in her home, Five-0 learns that one of their own has a deep connection to the victim’s young daughter.
24. Pa'a ka 'ipuka i ka 'upena nananana (The Entrance is Stopped with a Spider’s Web)
Description
Trapped inside a dilapidated building in Oahu’s Chinatown, Five-0 must protect a wounded Gabriel and plan their escape when enemy gunmen storm the building looking to kill him and anyone who gets in their way.
25. O ke ali’I wale no ka’u makemake (My Desire Is Only For The Chief)
Description
In order to stop a meth epidemic on the Island, McGarrett and Danny go undercover as pilots, but when McGarrett is seriously wounded, Danny is forced to break their cover in order to save his partner’s life.
1. Makaukau
2. No ke ali'i wahine a me ka 'aina (For Queen And Country)
Description
A rogue MI-6 agent is the key to finding a terrorist who plans to cause the meltdown of nuclear reactors across Europe; McGarrett and Danny need the help of an FBI profiler to find a killer.
3. He Moho Hou
Description
FBI profiler Alicia Brown is forced to join McGarrett in the hunt for the chess-piece killer when she finds a body in her bed. Meanwhile, Kono reconnects with a former surfing competitor who is now a disabled and homeless war veteran.
4. Hu a'e ke ahi lanakila a Kamaile
Description
Five-0 must find McGarrett and Alicia when they are kidnapped by the serial killer they’ve been hunting,
5. Ke Kū ‘Ana (The Stand)
Description
When a cache of guns is stolen from a gun range, Five-0 discovers the culprit is intent on making a dramatic and potentially deadly statement on gun violence. Also, Kono and Adam are finally reunited when he is released from prison,
6. Ka hale ho'okauweli (House of Horrors)
Description
On Halloween, Five-0 investigates the murder of a medium with a checkered past who was apparently scared to death by a poltergeist. Also, Kono and Adam are kidnapped by what appears to be a death cult.
7. Ka makuahine a me ke keikikane
Description
Five-0 must free McGarrett's mother, Doris (Christine Lahti), when Catherine (Michelle Borth) informs them that she was captured and is about to be executed after attempting to free Wo Fat's imprisoned father. Also, Chin loses his appeal to have Sara's adoption delayed, and she must move to Mexico.
8. Hana Komo Pae (Right of Passage)
Description
While Danny chaperones Grace’s winter formal, terrorists seize the venue and hold everyone hostage in order to kidnap a diplomat’s son
9. elua La Ma Nowemapa (Two Days in November)
Description
When a conspiracy theorist with compelling evidence that JFK's cabinet ordered his assassination is murdered, Five-0 investigate's one of history's most notorious unsolved mysteries.
10. Ka Luhi
Description
Five-0 investigates the 10-year-old cold case of a missing teen when a boy suffering from PTSD undergoes hypnosis and realizes he may have witnessed her murder. Also, Danny's sister, Bridget (guest star Missy Peregrym), visits Oahu for a business conference, and he suspects that she may be getting too close to a co-worker, on HAWAII FIVE-0
11. Ka'ili aku
Description
Five-0 investigates the 10-year-old cold case of a missing teen when a boy suffering from PTSD undergoes hypnosis and realizes he may have witnessed her murder. Also, Danny's sister, Bridget (guest star Missy Peregrym), visits Oahu for a business conference, and he suspects that she may be getting too close to a co-worker, on HAWAII FIVE-0
12. Ka 'Aelike
Description
The team handles the fallout in Mexico after Chins problems, back on the Island Grover goes undercover and things get hot.
13. Ua ho'i ka 'opua i Awalua (The Clouds Always Return to Alawua)
Description
As Max prepares to say goodbye to his Five-0 ohana, they must investigate a murder during a police convention on the Island.
14. Ka laina ma ke one
15. Ka Pa'ani Nui
Description
(Big Game) When working a murder case involving the illegal practice of shark finning, Five-0 uncovers the possibility that a former Nazi war criminal may be hiding out in an old leper colony in Hawaii.
16. Poniu I Ke Aloha
Description
(Crazy In Love) While McGarrett and Danno celebrate Valentine's Day with their girlfriends, the rest of Five-0 investigates the murder of a man taking a class on how to land women.
17. Hahai i nā pilikua nui
Description
(Hunting Monsters) McGarrett and Five-0 once again become entangled in the twisted mind games of serial killer Dr. Madison Gray (Elizabeth Röhm) when she stumbles into HPD covered in blood that matches Alicia Brown's (Claire Forlani), and claims amnesia.
18. E malama pono (Handle with Care)
Description
MacGarrett and Danny finally track down the missing uranium, which has been used to build a bomb located in the middle of the jungle. Now, they must carefully extract the unstable explosive through treacherous terrain before it detonates.
19. Puka 'ana (Exodus)
Description
McGarrett and Kono suspect that an abused young girl may be the victim of a sex trafficking ring on the Island. Also, Chin and Grover investigate a murder at a sober living facility.
20. Huikau na makau a na lawai'a (The fishhooks of the fishermen become entangled)
Description
Five-0 helps PI Harry Brown work the case of a kidnapped wealthy woman whose husband may have something to hide. Also, Rachel tells Danny that she is getting a divorce from Stan.
21. Ua malo'o ka wai (The Water is Dried Up)
Description
McGarrett and Five-0 are captured and face certain death after tracking a dangerous nemesis to the Island of Lanai. Also, Grover takes his son to Chicago where he testifies against a dirty cop from his past.
22. Waimaka 'ele'ele (Black Tears)
Description
While working the murder case of one of the last survivors of the USS Arizona, McGarrett learns about his grandfather's important role at Pearl Harbor. Also, Adam uncovers bone fragments at his new construction job and asks Jerry to help him discreetly investigate.
23. Wehe 'ana
24. He ke'u na ka 'alae a Hina (A croaking by Hina's Mudhen)
Description
When McGarrett gets a tip that someone is plotting a terrorist attack on Oahu, Five-0 searches for those behind it before it’s too late. Also, Chin and Abby have a very difficult decision to make.
25. Ua Mau Ke Ea O Ka Aina I Ka Pono (The Life of the Land is Perpetuated in Righteousness)
Description
McGarrett risks his life when Five-0 attempts their most dangerous rescue yet of young girls trapped in the sex trafficking ring they have been tracking this year. Also, Kono, deeply affected by the case, makes a life-changing decision.
1. A'ole e 'olelo mai ana ke ahi ua ana ia
Description
McGarrett and Danny recruit Tani Rey to join the task force when diabolical hacker Aaron Wright releases a dangerous arsonist from prison.
2. Kāu pahi, ko’u kua. Kāu pū, ko’u po’o. (Your Knife, My Back. My Gun, Your Head.)
Description
Five-0 enlists the help of an old friend when the boss of a major crime family is murdered, triggering revenge killings across the island. Also, MacGarrett and Danny begin sorting out particulars in their new restaurant venture,
3. Kāu pahi, ko’u kua. Kāu pū, ko’u po’o. (Your Knife, My Back. My Gun, Your Head.)
Description
Five-0 enlists the help of an old friend when the boss of a major crime family is murdered, triggering revenge killings across the island. Also, MacGarrett and Danny begin sorting out particulars in their new restaurant venture,
4. E uhi wale no 'a'ole e nalo, he imu puhi (No Matter How Much One Covers a Steaming Imu, The Smoke Will Rise)
Description
The lives of Five-0’s informants are in danger when the HPD system is hacked and one ends up dead, forcing McGarrett to enlist the help of hacker Aaron Wright (Joey Lawrence), who he just imprisoned
5. Kama’oma’o, ka ‘aina huli hana (The Land of Activities)
Description
At Halloween, Five-0 must investigate a string of murders that mirror stories from well-known Hawaiian folklore. Also, Grover is called to visit a man hours away from execution who may hold the key to a case that has plagued Grover for years.
6. Mōhala i ka wai ka maka o ka pua (Unfolded by the Water are the Faces of the Flowers)
Description
The murder of two tourists leads Five-0 to a man suffering from multiple personality disorder, where one of them becomes violent and another is a child. McGarrett is accompanied on the case by a stress management consultant, whom Danny and the others have hired to help him manage his health.
7. Kau Ka 'Onohi Ali'i I Luna (The Royal Eyes Rest Above)
Description
Junior and Adam back up McGarrett when a bank heist in progress forces Steve to make a potentially heartbreaking mistake. Also, Adam is forced to face an empty home without Kono
8. He Kaha Lu'u Ke Ala, Mai Ho'okolo Aku
Description
McGarrett poses as a pilot to investigate a plane crash that led to the death of a pilot in an air race.
9. Make Me Kai (Death at Sea)
Description
When investigating a deserted yacht adrift at sea, McGarrett, Danny, Tani and Junior are exposed to a deadly bioweapon and the rest of Five-0 have only eight hours to find an antidote.
10. I Ka Wa Ma Mua, I Ka Wa Ma Hope (The Future Is in the Past)
Description
When Danny is shot while quarantined in the hospital with McGarrett, Tani and Junior, he's left unconscious and clinging to life, imagining a future for everyone in Five-0.
11. Oni Kalalea Ke Ku A Ka La'au Loa (A Tall Tree Stands Above the Others)
Description
It's Christmas Eve and Danny tells Charlie a bedtime story about a recent Five-0 case involving criminals dressed as Santas and a holiday miracle.
12. Ka hopu nui ‘ana (The Round Up)
Description
When an FBI agent who was cracking down on organized crime is killed, McGarrett rounds up every gang-related criminal on the island to find the culprit. Also, McGarrett tasks Adam with forming a new division within Five-0 to take on organized crime.
13. O Ka Mea Ua Hala, Ua Hala Ia (What is Gone is Gone)
Description
When a man accused of killing his wife threatens to commit suicide, Grover reveals how he too was once on the brink of taking his own life.
14. Nā keiki a Kalaihaohia (The Children of Kalaihoahia)
Description
When the corpse of a diamond smuggler is stolen from a graveyard, Five-0 tracks down his partner, Voss, who will stop at nothing to retrieve their latest batch of contraband. Also, Adam recruits a new confidential informant, Jessie Nomura; Tani gets a devastating call; and McGarrett tasks Pua to find his and Danny's stolen tools.
15. He puko?a kani ?aina (A Coral Reef Strengthens Out Into Land)
Description
McGarrett and Danny investigate the murder of a private detective whose client was killed the same way, and Adam sends Jessie into a dangerous situation with disastrous consequences. Also, Danny’s uncle, Vito, comes to town to help Danny and McGarrett get their restaurant up and running.
16. O n? h?k? o ka lani wale no kai ‘ike i kahi o Pae
Description
Five 0 investigate the murder of the headmaster of a private school sending Tani and Junior undercover as prospective parents. Meanwhile Adam is forced to produce a huge amount of hidden money to save his life.
17. Hōlapu ke ahi, koe iho ka lehu (The Fire Blazed Up, Then Only Ashes Were Left)
Description
Adam's mission to take down organized crime on the Island goes sideways when deadly chlorine gas he was using to bait a big fish falls into the wrong hands. Also, Adam begins to doubt Jessie's allegiance.
18. E ho’okō kuleana (To Do One’s Duty)
Description
The ex-wife of the man who shot Danny comes to Oahu and reveals how Danny’s protection during a dangerous domestic dispute when he was in New Jersey helped save her life. Also, Tani and Junior are assigned to walk the beat as uniformed officers for the day, and Adam is framed for the murder of the crime boss he has been tracking.
19. Aohe mea make i ka hewa; make no i ka mihi ole (No One Has Ever Died For the Mistakes He Has Made; Only Because He Didn’t Repent)
Description
A hitman, Leroy Davis, McGarrett’s father failed to arrest comes to McGarrett to finally confess his crimes and admit where he buried his victims. Also, Jessie makes a dangerous decision that could ruin Adam’s life.
20. He lokomaika’i ka manu o Kaiona (Kind is the Bird of Kaiona)
Description
Catherine Rollins recruits McGarrett and Jerry to help her track down a uranium deposit thought to be hidden on an abandoned Hawaiian island before a suspected terrorist can make dirty bombs with it. Also, when Junior falls and is trapped in a ravine, he reflects on his estranged relationship with his father.
21. Ahuwale Ka Nane Huna (The Answer To The Riddle Is Seen)
Description
Harry Langford enlists McGarrett and Danny's help to track down Lady Sophie, a teenage British royal who has run away while under his protection. Also, Grover, Tani and Junior work a 25-year-old murder case after a mysterious Betamax tape arrives at 5-0 headquarters.
22. Kopi wale no i ka i’a a ‘eu no ka ilo
Description
Harry Five-0 must help Duke after he is forced to steal crucial evidence from the police locker in exchange for his kidnapped granddaughter. Also, Jerry goes undercover at a mental health facility in order to solve a murder.
23. Ka Hana A Ka Makua, O Ka Hana No Ia A Keiki (What Parents Do, Children Will Do)
Description
McGarrett and Five-0 take on the mob when a former boss is killed and Junior's friend Cammy Lin is on the run after witnessing the hit.
24. Ka Lala Kaukonakona Haki 'Ole I Ka Pa a Ka Makani Kona (The Tough Branch that Does Not Break in the Kona Gale)
Description
McGarrett joins Junior and his SEAL Team on a high risk covert mission to capture an elusive target who is holding his mentor, Joe White, hostage. Also, Gerard Hirsch and Kamekona help Grover and Tani on a murder case involving masterpieces stolen by the Nazis during WWII and Tani makes a shocking discovery.
25. Waiho Wale Kahiko (Ancients Exposed)
Description
McGarrett and Five-0 discover a Russian spy ring hiding in plain site on Oahu when a Russian nuclear attack submarine appears on the coast of Waikiki. Also, Tani is conflicted by her unnerving discovery at Adam's house.
1. Ka ‘owili’oka’i (Cocoon
Description
The Season 9 premiere: After Steve’s CIA agent friend is killed, McGarrett lets himself be captured by the group he thinks is responsible and endures a torturous sensory deprivation tank to find the killer. Also, Tani wrestles with whether or not she will tell McGarrett about the murder weapon she found at Adam’s house.
2. Ke Kanaka I Ha'ule Mai Ka Lewa Mai (The Man Who Fell From the Sky)
Description
When a vacationing dad on a flight to Honolulu is kidnapped and force to parachute mid-flight, Danny, Tani and Junior track him through the jungle to discover that he may not be who he seems. Also, McGarrett is threatened with a secret from his past.
3. Mimiki ke kai, ahuwale ka papa leho (When the Sea Draws Out the Tidal Wave, the Rocks Where the Cowries Hide Are Exposed)
Description
Crime spikes when a heat wave hits Oahu, causing McGarrett and Danny to hunt down a bank thief, and Tani and Junior's car is stolen while they're on duty. Also, Grover plays the golf game of a lifetime, and Kamekona incites a riot by price-gouging on his shave ice.
4. A'ohe kio pohaku nalo i ke alo pal
Description
Jerry accompanies Junior as he escorts a fallen soldier home to Oahu. Also, McGarrett and Danny discover a dead body when they delve into the illegal and highly profitable black market for sand.
5. A'ohe mea 'imi a ka maka
Description
On Halloween, Jerry and his friends search his childhood camp for evidence to a murder he witnessed as a boy, while McGarrett investigates a little girl who drew pictures depicting the scene of a recent murder before it was discovered.
6. Aia i Hi‘ikua; i Hi‘ialo (Is Borne on the Back; Is Borne in the Arms)
Description
McGarrett crosses the line and is arrested while investigating the death of his former SEAL buddy, who died while making an emergency landing on an aircraft carrier, and the only survivor is a baby. Also, Adam returns to Oahu with some devastating news about his marriage.
7. Pua a'e la ka uwahi o ka moe (The Smoke Seen in the Dream Now Rises)
Description
McGarrett investigates a cold case from the 1940s, one that his grandfather and the famous Honolulu detective Chang Apana worked on, and he tries to deduce how the case could have been solved. Also, McGarrett and Danny get ready for the opening of their restaurant.
8. Lele pu na manu like (Birds of a Feather)
Description
Thanksgiving brings Grover’s parents and brother Percy Jr. to Oahu for a visit tainted by sibling rivalry, and Five-0 investigates a thief who is crushed to death by an empty safe.
9. “Mai ka po mai ka ‘oia’i’o (Truth Comes From the Night)
Description
A renowned urban vigilante is killed after making another citizen’s arrest, and Five-0 delves into the world of super heroes and comic books to find the killer. Also, Adam finally gets closer to finding out who killed his sister.
10. Pio ke kukui, po'ele ka hale (When the Light Goes Out, the House Is Dark)
Description
After fighting off an assassin in his own home, McGarrett and Joe White flee to Montana to prepare for a battle against those exacting revenge for a past SEAL mission.
11. Hala I Ke Ala O’i’ole Mai (Gone on The Road From Which There is no Returning)
Description
Steve and Catherine are still reeling from the murder of one of their ohana and, along with Danny, Junior and some old friends, Harry Langford and Wade Gutches, hunt down the killer. Also, Tani and Grover investigate when a bag of human bones, discovered inside an abandoned storage locker, goes missing.
12. Ka Hauli o Ka Mea Hewa ‘Ole, He Nalowale Koke (A Bruise Inflicted on an Innocent Person Vanishes Quickly)
Description
Innocent Person Vanishes Quickly)”
MacGarrett and Five-0 support Danny and Rachel by determining what happened when gets into a life-threatening car accident and lands in critical condition. Also, Tani helps Koa when his rehab patient goes missing.
13. Ke Iho Mai Nei Ko Luna (Those Above Are Descending)
Description
Adam, Junior and Tani travel to the bottom of the Pacific Ocean when a murder takes place in a remote underwater lab, and the killer may still be on board
14. Ikliki I Ka La O Keawalua (Depressed With The Heat of Kealwalua)
Description
While investigating Flippa’s friend’s murder, McGarrett and Grover uncover a deadly plan by an extremist group on the Island. Also, Grover has an emotional reaction to the case.
15. Ho'opio 'Ia E Ka Noho Ali'i A Ka Ua (Made Prisoner by the Reign of the Rain)
Description
As a dangerous hurricane hits Oahu, Five-0 is tasked with protecting El Diablo, a captured serial killer who is being hunted by an assassin. Also, Tani's civilian safety check during the storm turns deadly and Rachel and Charlie evacuate to Danny's house, where the ex-spouses reminisce.
16. Hapai ke kuko, hanau ka hewa (When Covetousness is Conceived, Sin is Born)
Description
When the top salesperson for a beauty company/pyramid scheme is murdered, Five-0 sifts through a long list of possible suspects who would want her dead. Also, Adam befriends a homeless man estranged from his family.
17. E'ao lu'au a kualima (Offer Young Taro Leaves To)
Description
Junior is torn between his duties as a member of Five-0 and his feelings for his former girlfriend when her new love, the father of her son, is one of the culprits in a bank-heist-turned-homicide.
18. Ai no i ka 'ape he mane'o no ko ka nuku (He Who Eats 'ape is Bound to Have His Mouth Itch)
Description
Tani and Junior go undercover at a gym to track down a deadly batch of steroids that’s killing users, before the drugs claim any more victims. Also, Danny and MacGarrett sub as bodyguards for Danny’s high maintenance ex-mother-in-law, Amanda Savage, a wildly famous romance novelist with whom he has never gotten along.
19. Pupuhi ka he'e o kai uli (The Octopus of the Deep Spews its Ink)
Description
Five-0 investigate the murder of a window washer and find that the victim is actually a renowned street artist who may have a politically motivated bounty on his head. Also, Grover and Adam look into the murder of a gambler, and Junior helps his father when they are reminded of his sister’s death.
20. Ke Ala O Ka Pu (Way of the Gun)
Description
Five-0 must locate a teen girl who purchased a gun from a junkie, and discover that the firearm, over the course of decades, has affected all of their lives.
21. He kama na ka pueo (Offspring of an Owl)
Description
Five-0 investigates the murder of a man whose body may hold the key to a 20-year-old case involving a kidnapped girl whose father never stopped looking for her.
22. O ke kumu, o ka mana, ho'opuka 'ia The teacher, the pupil – let it come forth)
Description
While Adam investigates the murder of an undercover FBI agent about to wed the daughter of a Yakuza leader, Noelani is held hostage and forced, along with her mentor Dr. Chu, to operate at gunpoint on a criminal.
23. Ho'okahi no la o ka malihini (A Stranger Only for a Day)
Description
While McGarrett helps his visiting sister, Mary, spy on her shady neighbors, Five-0 investigates the murders of a ride-share driver and his passenger. Also, the team teases the youngest members of Five-0 when Junior escorts Tani to a wedding.
24. Hewa ka lima (The Hand Is at Fault)
Description
Fugitive hacker Aaron Wright resurfaces to ask Five-0 for help when his co-workers at the NSA, which he has been working for, are all murdered. Also, Junior speaks at the parole hearing of the drunk driver who killed his sister.
25. Hana Mao 'ole ka ua o Waianae (Endlessly Pours the Rain of Waianae)
Description
Five-0 continues to hunt down escaped criminal Aaron Wright before he can sell cyber-weapons to the highest bidder. Also, the lives of McGarrett and the team are put in danger when a visitor comes to headquarters to make amends.
1. Ua ʻeha ka ʻili i ka maka o ka ihe (The skin has been hurt by the point of the spear)
Description
A new ally helps McGarrett and Five-0 when mob bosses on the island are being targeted by an assassin. Also, Five-0 says goodbye to one of their own.
2. Kuipeia e ka makani apaa (Knocked flat by the wind; sudden disaster)
Description
Tani and Junior must plot an escape for themselves and several civilians after they become trapped inside a deadly tunnel collapse, while Five-0 investigates the cause and culprits of the cave-in. Eddie the dog uses his field experience and sniffs out a bomb that has been planted in McGarrett’s home.
3. E uhi ana ka wa i hala i na mea i hala (Passing time obscures the past)
Description
Five-0 investigates when a plane that mysteriously crashed into the Pacific in the ‘80s is found, but with a recently murdered scuba diver inside. Also, as MacGarrett and Quinn zero in on who planted the bomb in his garage, and he formally asks her to join Five-0, she is arrested for money laundering.
4. Ukuli‘i ka pua, onaona i ka mau‘u (Tiny is the flower, yet it scents the grasses around it)
Description
Five-0 enlists imprisoned hacker Aaron Wright to help when a young girl is reported kidnapped, but upon rescue, the culprits are dead, the girl is safe, and she's not who she claims to be.
5. He 'oi'o kuhihewa; he kaka ola i 'ike 'ia e ka makaula (Don't Blame Ghosts and Spirits for One's Troubles; a Human is Responsible)
Description
It's Halloween and Five-0 investigates a home invasion turned deadly after a dangerous “monster” escapes from the basement. Also, Max returns to Oahu with a very special guest.
6. A‘ohe Pau Ka ‘ike I Ka Halau Ho‘okahi (All knowledge is not learned in just one school)
Description
McGarrett and the team investigate when a deadly hit-and-run involves a driverless car carrying heroin, and what could be a new means for delivering drugs. Also, Tani and Quinn are stuck with a pair of YouTubers who are brought on a ride-along with Five-0.
7. Ka 'i'o (DNA)
Description
When the CIA informs McGarrett that his mother has gone rogue on her undercover mission and may have killed her partner, Steve goes solo to Mexico to bring her home and prove her innocence.
8. Ne'e aku, ne'e mai ke one o Punahoa (That way and this way shifts the sands of Punahoa)
Description
Five-0 teams up with a DEA agent to search for a killer whose plane crashed in the jungle with $10 million worth of heroin on board. Also, Grover is thrilled when his niece Siobhan comes to try out for the University of Hawaii basketball team.
9. Ka La‘au Kumu ‘ole O Kahilikolo (The Trunkless Tree of Kahilikolo)
Description
It's Thanksgiving, and while Junior and Tani track down the thief who robbed his parents' home, Five-0 investigates the murder of a beloved philanthropist and the theft of his ultra-valuable koa tree. Also, Danny moves in with McGarrett.
10. O 'oe, a 'owau, nalo ia mea (You and Me, It is Hidden)
Description
When Adam's girlfriend, Tamiko, is kidnapped right in front of him, he shuts out Five-0 and breaks all the rules in order to get her back. Also, Five-0 investigates three seemingly unconnected homicides.
11. Ka i ka 'ino, no ka 'ino (To Return Evil for Evil)
Description
When Five-0 investigates a tourist helicopter that was shot down by a missile, they trace the stolen artillery to a ghost from McGarrett’s past. After Adam’s ordeal in rescuing Tamiko and reconnecting with the Yakuza, he makes a bold decision about his future with Five-0.
12. Ihea ‘oe i ka wa a ka ua e loku ana? (Where were you when the rain was pouring?)
Description
When a list of undercover CIA agents is stolen, Steve and Five-0 enlist the help of Magnum, Higgins, Rick and TC to get it back and protect national security. Also, Higgins gives Tani some personal advice.
13. Loa’a pono ka ‘iole i ka punana (The Rat Was Caught Right in the Nest)
Description
Grover and Five-0 investigate a murder at a private golf course involving a man who was frozen to death in the locker room's cryo-chamber. Also, McGarrett tags along with Danny when he tracks down the father of a boy who has been bullying Charlie.
14. I ho'olulu, ho'ohulei 'ia e ka makani
Description
Soon after Danny meets the girl of his dreams, they get into a potentially fatal car accident in an area far from help. Also, McGarrett enlists Quinn and Tani to help when Eddie the dog suddenly shows signs of PTSD.
15. He waha kou o ka he'e
Description
When Grover's niece, Siobhan goes missing from the police academy and it's discovered her boyfriend is an undercover member of the Yakuza, Adam may be her only hope of rescue.
16. He kauwa ke kanaka na ke aloha
Description
On Valentine's Day, Tani and Noelani are held hostage during a convenience store robbery. Also, Five-0 investigates the hug of a Thai diplomat whose wife confesses to the crime, but Danny suspects she's covering for the real hugger.
17. He Kohu Puahiohio I Ka Ho'olele I Ka Lepo I Luna
Description
Harry Langford helps Five-0 investigate a series of murders that follow the plot of a fabled unpublished crime novel from the 1920s. Also, Tani and Junior's friendship takes a meaningful new turn.
18. Nalowale I Ke 'Ehu O He Kai (Lost in the sea sprays)
Description
While Five-0 investigates a murder on a cargo ship where pirates impersonated the Coast Guard to board the boat, Adam finally gets the evidence he needs to take down the Island’s Yakuza operation once and for all. Quinn helps Noelani when she suspects that her uncle didn’t die of natural causes.
19. He puhe'e miki (A gripping cuttlefish)
Description
While Five-0 investigates a scheme to rob tourists, Tani helps Girard Hirsh prove the innocence of his elderly uncle when he’s suspected of murder. Tani and Junior work on the nuances of being in a new relationship.
20. He Puhe'e Miki
Description
hile Five-0 investigates a scheme to rob tourists, Tani helps Girard Hirsh (Willie Garson) prove the innocence of his elderly uncle when he’s suspected of murder. Also, Tani and Junior work on the nuances of being in a new relationship
21. A 'ohe ia e loa'a aku, he ulua kapapa no ka moana (He cannot be caught for he is an ulua fish of the deep ocean)
22. Aloha (Goodbye)
Description
Danny is abducted and badly wounded by Wo Fat’s wife, who is after the cypher Steve’s mother left him. Steve works to solve the case his father left for him 10 years ago.
Trailer
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