Nanao, a new teacher, is assigned to a class dominated by bullies. Her strong sense of justice leads her to try and protect the bullied students, but it turns out to be a carefully orchestrated trap. In the gym storage room, Nanao is doused in a liquid, restrained with her legs spread wide, and subjected to vibrator torture. She desperately tries to maintain her composure, but as the liquid takes effect, she can no longer resist the pleasure…
