5 male students enrolls at a school that has all female students. The boarding school was formerly an all-girls high school until the new school year. The student council then places the 5 male students in a place known as the prison on charges that they were peeping on the girls in the showers. The 5 male students struggle to escape from the prison. ~~ Based on the manga series with the same name by Hiramoto Akira.

Taishi Nakagawa, Tokio Emoto, Masato Yano, Garigari Garikuson, Daiki Miyagi, Hirona Yamazaki, Rena Takeda, Aoi Morikawa, Asana Mamoru, Yuko Araki, Masahiro Takashima