Following her father's dying wishes, Shin Jae-rim sets her sights on becoming Cinderella. His last words to her were 'marry a rich man and change your fate.' She lands a job at an elite social club known for its wealthy members, kicking off her quest for her prince. However, her intentions are soon exposed, and she catches the attention of Moon Cha-min, the club's aloof and wealthy CEO, who is also the eighth-generation heir to a Chaebol family. They make a bet: can she win his heart and marry him?