Kim Hyeon-seo takes on the role of Kim Hae-jun, while Jung Myeong-cheol portrays Han Jae-hun. AdThe episode 1 of the series opens with Kim Hae-jun arriving at the home of Han Jae-hun. Kim Hae-jun is an art student facing a difficult situation at home. Kim Hae-jun’s professor provides him with a job lead, which turns out to be entering a contract relationship with Han Jae-hun. Upon arriving at the house, Han Jae-hun presents him with the written agreement.