Mayumi is sent to jail after brutally attacking her partner and his mistress. Sent to live in Cell 31, the women there couldn't be more different... they are very religious, sing hymns and discuss the Bible. A fight with a rival cell block starts a bloody and vicious war in the jail... one where the warden and guards seek vengeance on the women with brutal torture and sexual humiliation. When a new inmate arrives and Mayumi recognizes her, all hell breaks loose!
Hitomi Kozue
Yuri Yamashina
Naomi Oka
Hiroshi Chō
Hisashi Kawamura
Rei Minami
Yuki Minami
Asuka Miyazaki
Ken Mizoguchi
Hajime Tanimoto
Kyôko Sahara