A story about an affair where a wife wants to have sex raw. The remarried Sasahara couple get along well and have good sexual compatibility. However, the wife is dissatisfied with the contraceptive sex with her husband who doesn't want to have children. She didn't want to have children either. She just wanted to feel the sensation of sex raw. So the more she drinks with the Uematsu couple, whom she met at a women's club, the closer they become, and when the husband gets drunk and starts making dirty jokes, it becomes the catalyst for an affair. Uematsu Tsutomu also shares the same feeling that raw sex is better as Yuri, and they hit it off, and the two develop an affair. However, as the relationship continues, the husband finds out, but he is fascinated by his wife's appearance, which he has never seen before, as she is being cuckolded by another man and climaxes over and over again, and he begins to have a desire to be cuckolded.