Paris: The Knights Templar has been destroyed by Pope Clement, having been persuaded by a jealous king that they are corrupt devil worshippers. There is one survivor - a knight, who swears vengeance. Devon: A charred body is discovered in a burned-out building - general consensus is that it is an accidental death. However, Sir Baldwin de Furnshill believes differently. As he and Simon Puttock, the bailiff, piece together the evidence, they hear of a gruesome murder in a nearby village, where the victim was clearly burned alive...