"There are no onago that I can't catch!!" A big game of sex demons begins over the phantom "naked mermaid"

The female instructor Mariko gives yoga classes at a high-class club in Tokyo. She has a crush on Rika whom she gives private lessons to. When she notices bruises on Rika's body, Mariko learns that the young woman is involved in a highly abusive S&M relationship. On order to gain the affections of her student, Mariko decides to take revenge against the men in Rika's life.

Misa is a middle school teacher. She is beautiful and has a good reputation, but for some reason she has no luck with men. Every night, she masturbates on the train to work, fantasizing about being attacked by a bunch of perverts. One day, her fantasy becomes reality. Misa encounters a group of perverts on a crowded train and is surrounded by them. When she was too terrified to speak out, a man who looked like a businessman asked her, “Are you all right? He managed to save Misa from the trouble. Misa manages to escape thanks to him. The man calls himself Yamamoto, and she falls in love with him at first sight. She later starts dating him, but in fact Yamamoto is also a member of a group of molesters.

Pink film directed by Kinya Ogawa.