In Paris, following the battle of Acre, Landry, a veteran of the Holy Wars, fears that the Order has lost its way; the blood of a brother is shed, forcing Landry and the Templars to take up their swords again.
On the Pope's orders, Landry and Tancrede travel to investigate the Holy Grail's whereabouts. Meanwhile, the plotting behind the royal wedding becomes deadly.
Tensions are high during Isabella’s wedding preparations, and fearing an attack, King Philip asks Landry and the Knights Templar for their help in protecting the palace.
Landry is kidnapped and tortured by a mysterious group; a Knight is expelled from the Templars; De Nogaret builds an army; Princess Isabella discovers who betrayed her.
Landry and Gawain meet a mysterious woman who claims she can lead them to the Grail; Joan hears of an attack on Navarre; De Nogaret devises a way to improve his standing with King Philip.
The Paris Temple of the Knights Templar is under siege; De Nogaret plants doubt in King Philip's mind; Queen Joan must decide what is best for Navarre.
Banished from the Knights Templar after the discovery of his affair with Queen Joan, Landry must work to redeem himself; King Philip formulates a plan to take action against the Templars, while dealing with the return of Prince Louis.
Landry continues his training in the Knights Templar Order under the harsh guidance of Talus, the battle-hardened Initiate master; DeNogaret implores King Philip to build a legal case against the Knights; Prince Louis is tasked with a secret mission.
A mysterious knight arrives at Chartres Temple and brings the Knights Templar devastating news. Louis struggles to produce an heir, creating a rift between he and his wife. King Philip sends Gawain on a mission where he comes face to face with his former Templar brothers.