The Crusader's Heart (The Champions of Saint Euphemia #2)
Claire Delacroix

A valiant warrior sworn to the order of the Knights Templar for life, Wulfe resents being dispatched to Paris to deliver a missive just when the Latin Kingdoms are at their most vulnerable. He is determined to fulfill his duty as quickly as possible and return to fight for justice—but the courtesan he defends in Venice needs his help. The alluring and perceptive Christina will not be left behind, and soon Wulfe finds himself forced to choose between his vows and his heart…