TV Happy Sisters Happy Sisters 6.3/10 by 3 users Yoon Ye Eun has been married for 7 years. She is a housewife and works hard taking care of the family on her husband, Lee Jin Sup's side. Her in-laws though give her a hard time, but she is positive and happy. Her husband's business is doing well and they move into a new house. However, she then finds out her husband is having an affair. Yoon Sang Eun is single and runs a small piano institute. While running her piano institute, she has fallen into debt. She meets Choi Jae Woong through a matchmaking agency. Choi Jae Woong proposes to enter into a contract marriage with Yoon Sang Eun and in return he will pay off her debts. Details Casts Posters Images Title Happy Sisters Alternative Titles 해피시스터즈, 해피 시스터즈, 姐姐们的逆袭 First Air Date 2017-12-03 Last Air Date 2020-03-15 Number of Episodes 120 Number of Seasons 1 Genres Drama, Networks SBS, Casts Ban So Young, Jung Geun, Shim Yi Young, Lee Sung-wook, Go Na-Hee, Lee Young-eun, Ban So-young Plot Keywords , Jo Hwa-Young Ban So Young Gong Il-Sam Jung Geun Yoon Ye-Eun Shim Yi Young Hwang Soo-Chan Lee Sung-wook Hwang Soo-Ji Go Na-Hee Choi Jin-Hee Lee Young-eun Jo Hwa Young Ban So-young