When a Templar Knight's friend is abducted by an exorcist, he and his men must race to save her and uncover a dark secret. This thrilling adventure pits good against evil, where faith can lead to betrayal.

A besieged King Henry III dispatches Sir Henry Samuel to Rome to negotiate with the Pope, only to face treachery and pirate threats during his journey, while England itself crumbles under baronial rebellion and the knights of Cleveland are drawn into the fray.