A young virgin is captured by an abnormal couple. The girl is kept locked in a wooden box, and subjected to sexual torture and abuse. Loosely inspired by the real-life case of Colleen Stan.
| Actor | Role |
|---|---|
| RReiko SaiTakahashi, Yukiko | Takahashi, Yukiko |
 Saeko KizukiIkeda, Miyoko | Ikeda, Miyoko |
 Kōjirō KusanagiYokozawa, Keiji | Yokozawa, Keiji |
| TTakashi ObaraUchiyama, Hajime | Uchiyama, Hajime |
| HHiroshi TamuraTakahashi, Yûichi | Takahashi, Yûichi |