In the quiet afternoon, the train car at the station is nearly empty and peaceful. Schoolgirls returning home chat happily, enjoying an ordinary day. But behind them, molesters close in, surrounding them before they even realize it. Escape is no longer an option. Their nipples, teased and tormented repeatedly with fingers, tongues, and vibrators, gradually transform into clitoral sensitivity. Overwhelmed by pleasure, their suppressed desires surge to the boiling point. Again and again, they are driven to the ultimate edge of humiliation and ecstasy, climaxing endlessly.