The crusader knight Lutger von Waren once got involved in a dangerous story. Carrying out an order from the Teutonic Order, he would inevitably have died if not for the intervention of the noble leader of the Turkic tribe, the wise Erturgul. Then he not only saved the knight and his squad, but also bought the beautiful Surlette from slavery. The mysterious girl caught the heart of the crusader. But fate separated them. Years later, Lutger von Waren receives a new task from the order - to help identify and punish heretics in one of the mountain villages. Among them was Surlette's family... The Crusader must fulfill his duty to the order. Or break your oath...