 Jin-heon is the son of a wealthy hotelier (Na Moon-hee), and his mother constantly nags him about succeeding her in the hotel business.She also keeps setting him up on matchmaking dates, saying his niece Mi-joo (Seo Ji-hee), who hasn't spoken a word since the childhood trauma of her parents' deaths, needs a mother figure.When Sam-soon finds herself in need of (approximately ) to prevent the foreclosure of her mother's house, Jin-heon proposes a deal