Genevieve made the ultimate sacrifice-trading her soul to save the man she loves. Believing she has passed on to a better place, her sisters and Sean are left to grieve a loss that feels impossible to bear. But when it becomes clear that Genevieve's soul never reached its rightful destination, a terrifying truth emerges: Demon King Ryzard has claimed her using forbidden magic. As he tortures her in an effort to twist her power and turn her against her own blood, Sean and the sisters race against time-because if Ryzard succeeds, the world won't just lose its savior... it will gain a weapon.