Yusuke Mikuni, a department manager at his company, buys a one-room apartment to have some space to himself. He signs an agreement with a young woman named Chako and has an affair with her once a week at the apartment.
Inspired by Arthur Schnitzler's novel, "La Ronde", many people are having sex in a variety of ways. A girl and her boyfriend go to a pool bar where she is served a free cocktail drink courtesy of a man who wants to date her. Another guy challenges her boyfriend to a game with the girlfriend being the prize. Three men are fighting over the young woman and a winner takes the girl. It ends up as four guys and the woman in a hotel room.
Keigo, whose mistress is Michiko, 22, is unhappy with meetings three days a week and eventually brings Michiko to his home. The desire for betrayal that was sleeping in his wife Satomi finally exploded due to her husband's abnormality, burst out like a dam, and finally turned into a "double marriage" strategy, far beyond her husband's infidelity...
Kaori Aso lives in the wealthy family. She cheated her stepmother that she has been kidnapped by somebody. Unfortunately, Aso's accomplice really does kidnap her and her stepmother.
A married couple, Fumio Asakura and Kumiko, enjoyed having pleasure in each other by taking pictures during sex. Kumiko met her old friend from school, Fuko because her husband went on a business trip for three days. They go to a disco in Tachikawa and are almost attacked by three young Japanese. Fuko calls on a black man named Bill, who lives close to Kumiko...
