An adulterous sex movie where Misa Arisawa, her husband Takigawa and Yoshida go out drinking to celebrate the success of the project. The two felt that it was not enough, so they decided to go back to Takigawa’s house to drink more. Takigawa was constantly showing himself to be complacent and did not consider Yoshida’s contribution to the project, claiming to have completed this project on his own. Enraged, Yoshida decided to take Takigawa’s big-breasted wife while he was fast asleep…