Perfect Marriage Revenge (Korean: 완벽한 결혼의 정석) is a 2023 South Korean television series starring Sung Hoon, Jung Yoo-min, Jin Ji-hee, Kang Shin-hyo, and Oh Seung-yoon.

[1][6] In 2023, Han Yi-joo (Jung Yoo-min) is the naive adopted eldest daughter of a rich family.

Despite their cold and uncaring behavior towards her, she works hard for her family's love and approval, especially her mother's (Lee Jung-hye), for whom she makes imitations of famous paintings as a hobby.

One day, Yi-joo discovers that Lee Jung-hye has not only been defrauding clients by selling them the imitations but has also framed her for the crime; later the same day, she finds out that her husband, Yoo Se-hyuk (Oh Seung-yoon), has feelings for her younger sister and has filed for divorce.

Deciding to take revenge on both her family and fiancé, she seeks out Seo Do-guk (Sung Hoon), the man her younger sister has a crush on and proposes to him.