Secret Confessions : Titibo-Tibo

Soo-hyeok and Chae-hwa are a married couple. However, Chae-hwa is dissatisfied because their sex life always ends too quickly. One day, her father-in-law, Hae-il, catches her eye, and she actively seduces him, eventually ending up in bed with him. In the meantime, noticing his daughter-in-law’s dissatisfaction, Hae-il enlists the help of an acquaintance to improve her relationship with his son.