After her husband dumps her for gaining weight and her son is ashamed to call her Mom, Zoe buys a palm-sized companion dragon—the one creature guaranteed to love her. She names him Mochi, cuddles him, and rubs his crystal horns every night. Five weeks later, the pet store calls: they sent the wrong dragon. Mochi is Christian, the ancient Dragon King—and touching his horns means far more than Zoe ever imagined.