Summary
After learning her long-lost twin sister is being mistreated by her in-laws and pushed toward divorce, Chaewon steps in when her sister falls into a coma. Posing as her sibling, she seeks revenge on the cruel family. But her plan is uncovered by Yugeon, the man she stood up on a blind date due to the accident. Needing to date her to claim his inheritance, he offers a deal: one month of intense, fake dating to help them both.