Yoon Ah-ri flees her wedding, believing her fiancé—the heir to the Hanmyeong Group—to be a monster, and mistakenly ends up in his car. Not recognizing him, she accepts his marriage proposal, and he poses as her chauffeur to take her to live with her grandparents in the countryside. When Ah-ri’s family tracks them down and attacks the elderly couple, the heir reveals his true identity to exact a grand revenge.