Hentai no kisetsu: Kôkotsu no ibuki

The movie is made up of three parts. Cursing: A year has passed since Mari's (Mayu Hotta) mother died. She still misses her mom very much and feels loneliness without her. Her father decides to marry Asami Kamijo (Ayaka Komatsu) and he brings her to their house. Mysterious events take place. Waltz: A filming team goes to an abandoned mountain home to film a mockumentary. The director purposely avoided giving out a screenplay. The director tells his team that a tragedy will happen. A tragedy then occurs that the director did not expect. Ordinary Everyday: A teacher visits the home of his student who broke his arm. Secrets are revealed of the two-faced family there

The sales department of the insurance company Elephant Insurance. Komori, a rookie salesman who can't get a contract, was yelled at by General Manager Gonda almost every day. On the other hand, Gonda was lenient towards Minami, whose contract was similarly stagnant. That's because Minami was Gonda's affair partner, but she was also treated rudely by the director.

Miyuki returns to her parents' home for the first time in a long while with her fiancé Takuya to introduce him before their wedding. Her father, Goro, is a difficult man, which makes Miyuki feel depressed, but when they meet again, Goro has strangely changed into a gentler person...

Kyoko Tsutsui is a 40-year-old woman who is always running away from work and love. Sasaki, a bartender and regular at the bar, has feelings for her, but she doesn't take him seriously. Then, suddenly, versions of herself at 20 and 30 appear...

Misa was at the height of happiness after her boyfriend Kazuki proposed to her. However, Kazuki suddenly disappeared, leaving a note saying, "Don't look for me." At the lowest point of despair, one day she bumps into Kazuki on a street at night. For some reason, Kazuki runs away as fast as he could, and Misa desperately chases after him, only to discover that he's living a comfortable life with two strange women... (Exists in R15+ and R18+ versions with two different titles).