His heart is engulfed with the dark… but for her, it awakens with light. Disheartened with relationships, Cathy Lu concentrates on her career. But the magic around the August Full Moon lures her to a stunning angel who illuminates her desires in a way that makes her wonder if everything is just an illusion. As a seraph bound to blood, death, and responsibility, Daedriel has never had a long-term lover. But one kiss from Cathy unlocks everything for him, making him want the forever. Can he keep her safe while evil swarms around them? Or should he keep her away from him, away from all the darkness that threatens him?