A lonely otaku is fired from his job. He is rescued in a ruined building by a strange girl in a sailor suit. When he wakes up, the girl becomes a figure. The young man and the pretty figure begin to live together.

When Naoko was a freshman in high school she was kidnapped and imprisoned by a man who lived next door. For one month, she went through hell. Finally, she killed the man and escaped. Now as an adult, Naoko is a doctor specializing in infertility treatment, but she also has another side. Naoko is a popular master in a S&M club.

Film adaptation of the same-titled comic popular for its extraordinary premise. Up-and-coming Yoshida Kota, known for his humorous yet sensual style in films like Usotsuki Paradox, creates a unique coming-of-age drama about love between two girls, with elements of sports and perseverance sprinkled throughout. The "Torture Club" is an official afterschool activity at the private school Saint Honesty Gakuen. Yuzuki (Kijima Noriko) has no idea about the club when she enrolls, and gets abducted by the club members and hauled off the clubroom. There, she finds out that upperclass student Aoi (Yoshizumi Haruna), her secret idol, is in the club, and decides to join, but…