When college student Mei is invited to a drinking party at a house, she is told that her other female friends have cancelled. Before they can even toast, Mei falls asleep after being drugged with sleeping pills. This drinking party was planned to assault Mei. The men play with her and cum inside her, even though she is defenseless. Afterwards, they threaten her with a video they had filmed, and she is forced to drink an aphrodisiac, losing her reason and being consumed by sexual desire.