Mizuki, a new female teacher at a night school, seduces a married senior teacher and enters into an affair. Despite being younger, Mizuki treats her older students with a condescending attitude during classes, earning their dislike. Amidst this, she is caught in the act of adultery by a physical education teacher on campus and threatened to have it exposed, leading to her being raped. The scene is also captured by a perverted fellow teacher who has feelings for Mizuki, and together with students who harbor grudges against her, they summon her out…
