Gyuwon Kim dreams of being tormented by a dom lover. But who could dominate an ex-mercenary with a face as stern as his? Desperate to save money for the plastic surgery he needs to address his appearance, he becomes a bodyguard for Hwayoung. Protecting the heir from a single stalker should be light work, but it's taking all of Gyuwon's self-control to not fall for his beautiful, sadistic employer.