Masami, Satomi, Maki, Rumi, and Shiori are a close group of housewives. One day, Masami and Rumi witness Masami having an affair with her son's tutor. That night, she is approached by Shimura, a subordinate brought over by her husband. When she tells Shiori about this, she says that she is also enjoying an affair with a visiting host.

Rumi has a happy relationship with her husband, but she is having an affair with her son's tutor. Still unable to release her sexual frustration, she is introduced to a sex shop as a way to earn money and satisfy her sexual desires.

Maki and Satomi are a pair of housewives who are clumsy with their hands. One day, Maki's closet door is broken, so Satomi sends her husband, Yoshihiko, to help fix it. This leads to a closer relationship between the two, and on the second repair, they finally cross the line.

Satomi's husband is seduced by her friend Maki. Masami, Rumi, and Shiori sense some tension between the two and worry. Worried and sad, Satomi confides everything to Shiori, who calls out to her. As she comforts her, the two end up in a lesbian relationship.

Five married women gather at Shiori's house. Each woman is enjoying her sex life, but there is a man secretly watching them. The man is a writer whose erotic novels, which candidly expose the lives of celebrity married women, have been well-received. The man boasts to his editor that he still has more material to write...