The father-in-law, who lives in retirement and has a strong sexual appetite, is constantly being looked after by his son's wife, Yuri, who is kind, beautiful, and hardworking. The father-in-law, who is at the peak of her womanhood, casts inappropriate glances at her fresh, voluptuous, slim-waisted body every day, despite his age. Even so, it is truly pathetic and pathetic that his son is unable to satisfy such a devoted and faithful wife in the sex life at all... Feeling sorry for his son's wife, the father-in-law can no longer endure and engages in the forbidden act...!
