Natsu Takato is a 35-year-old popular screenwriter. She lives with her husband Shogo in the outskirts of Saitama. Shogo used to work as a TV station director, but he now supports Natsu by doing housework and working as her business manager. Natsu doesn't have a lot to complain about in her life, but she has a strong sexual desire that she cannot suppress. She spends nights with theater director Shizawa. Meanwhile, Natsu Takato senses her husband interfering with her script and trying to control her. Natsu Takato leaves her home and begins to live alone in Tokyo. She gets involved with two men.