A sadistic serial rapist locks a helpless young hitchhiker in his basement, and by means of humiliation, torture, psychological punishment and starvation, little by little, he breaks her will.
The leader of the camp undresses, sits down on the bed and pulls off woman slip. Then he penetrates and starts raping her, while the woman is trying to grab the hidden knife.
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.