After retiring, Wagatsuma boards a crowded train in the morning, where he witnesses Mia responding to a man's caresses. When the man gets off, Wagatsuma reaches out to her body as if inviting him. Since then, he has not been able to forget about Mia, and while searching for her on the train, he meets Kitamura, who previously knew Mia. Kitamura teaches him the philosophy and rules of groping. One day, Wagatsuma's son, Kazuo, is arrested by the police for groping...

Involved in a large-scale development project, the mayor of the city, a university professor, and the loan manager of a major bank were being entertained with a shabu-shabu banquet at a high-end restaurant. As the party was getting into full swing, three young girls in miniskirts and no underwear entered. Three men went crazy. What's more, they get to take home whichever girl they like. As the men eat their shabu-shabu, they lift up the girls' skirts and begin to inspect them. In fact, each of these girls has their own unavoidable circumstances, having come to the venue lured by the high wages. When the men go to bed and learn of their circumstances, they use their status to try to surround them personally...