Teacher Miho is blackmailed by a student into performing forced fellatio over a single past mistake. The incident spirals out of control, dragging others into an increasingly complex situation. In the school infirmary, her uncontrollable passion begins to surface—she bites into her favorite students! Even on crowded trains, she gives relentless handjobs. Before class, she pulls her homeroom teacher into her web, escalating the chaos further. It turns out that Teacher Kanda is actually a true aggressive seductress, and her true nature is gradually revealed.