Three women who are tired of normal sex. Snack mama Yukie, college student Tozuko, and young wife Hiromi promised to go on a physical adventure, and in a month they would meet up and report on their experiences.

Kagawa gropes Marie on the train but she stops him. In order to get revenge on her, Kagawa followed her and tracked her down to her apartment. A few days later, he meets Yurika. With her help, Kagawa began his revenge on Marie. Marie is a mysterious woman who has relationships with multiple men, including company president Harada, elite businessman Ohmae, and part-time worker Osamu.