<p>In Crusade (The Heretic’s Secret, Book I), John Wilson introduced readers to a world literally on fire. As childhood friends John and Peter struggled to make sense of the upheaval around them, zealous Catholic knights rampaged across France, burning Cathar heretics and the cities they called home. Torn apart by their increasingly different beliefs, the two young men found themselves on opposite sides of a search for a secret that has the power to change the world.<