Kana lives a carefree married life with her kind husband. However, Kana has one complaint. She lives with her vulgar father-in-law, who stares at her body with lustful eyes every day. She is tired of living in harmony on the surface. One day, when Kana falls asleep while her husband is away, her father-in-law finds her and takes advantage of the fact that his son is away, pushes her underwear aside, devours her genitals, which smell of female and sweat, and forcibly ejaculates inside her. Having gotten a taste for the young woman's body, her father-in-law rapes Kana as he pleases every day, treating her like a sex slave...