Serena, the last serpent kin, survives by taking the body of an abandoned noble girl, only to face death again in a brutal winter. Her only source of warmth is Adrian, an 800-year-old vampire worshiped as a living saint, whose cursed fire only her icy nature can soothe. Hunted by her family and coveted by the ruthless Regent Valerian, Serena strikes a dangerous bargain with Adrian—one that slowly becomes a forbidden bond capable of overturning an 800-year conspiracy.
