Cinderella at 2 AM (Sae byeok 2 si eui sin de rel la) - Season 1, Episode 03: The Last Date
Trailer
Ha Yun-seo learned that Seo Ju-won, her lover of 3 years, is the youngest son of a rich family. She receives money in exchange for breaking up with him. Yun-seo tries everything to break things off but Ju-won doesn't give in.