Sex is the story of a wife who wants to have sex without protection.
The Sasaura couple, who remarried. Their relationship is good, and their sexual compatibility is not bad either. However, the wife had been accumulating dissatisfaction with her husband's contraceptive sex because he did not want children.
The wife did not necessarily want children. She just wanted to feel sex without protection.
Through the women's association, she became close with the Uematsu couple and their families often drank together. In a drunken state, her husband casually brought up some light dirty talk, which became the trigger for the affair.
Uematsu Tomu also shared the same feeling as Yuri that sex without protection is good, and the two developed an extramarital relationship. However, continuing this relationship led to it being found out by her husband.
Seeing his wife being taken by another man and reaching orgasm repeatedly, the husband was captivated by this new sight of his wife and began to desire being cuckolded.
