My Daughter's Lover 3 (2019)
Original title: 딸의 애인 3
My Daughter's Lover 3 is a 2019 Korean-language romance movie directed by Jeong Jin-ho, with a running time of 1h 10m. It stars Han Seo-ah, Lee Eun-mi and Sang Woo.
Mi-seon loves her family, but she loves having sex with younger men. One day, she hears her sex partner, Jeong-woo, has a brother and she feels more attracted to the younger man. Mi-seon goes to Jeong-woo's house and tries to seduce his brother when he's alone. However, her new sex partner is her daughter's boyfriend.