During my wife's pregnancy, I was even forbidden to masturbate, so I ended up having sex with my stepmother, Yuri, who came to Tokyo, over and over again... Yuri Oshikawa - Yuuri Oshikawa

The movie explores the complex and taboo relationship between Hidenori and his stepmother, Yuri, which develops into a romantic and intimate connection while Hidenori's wife is pregnant. The story delves into themes of forbidden love, family dynamics, and personal desires. As the narrative progresses, it reveals the emotional struggles and conflicts that arise from this unconventional relationship.