The French army is moving in to save the Duke of Lorraine, but can they arrive in time? The scene is set for an epic confrontation that will determine the fate of the war.

Meanwhile, Julien and Inquisitor Moricant have discovered the location of the legendary Grail Castle. But the Church's power is rapidly crumbling because of the war raging across Europe. Moricant is about to have a rude awakening into a new world, a world in which the authority of the Church means very little!