Good Mother: Coveting My Father's Woman (2019)
Original title: 착한 엄마: 아버지의 여자를 탐하다
Good Mother: Coveting My Father's Woman is a 2019 Korean-language romance movie directed by Lee Jin-myung and Yoo Seung-taek. It stars Lee Eun-mi, Sin Seong-hoon and Lee Chae-dam.
20 year-old Hyun-yi falls in love with his 40ish female boss, Sook-hee who is his father's long time mistress. But who is she indeed?