The Homeroom Teacher Who Was Soaked In "sensitivity Doubling Liquid" Is Kept In The School.

Nanao, a new teacher, becomes the homeroom teacher of a problem class dominated by bullying students. Driven by a strong sense of justice, she tries to protect a student being teased, but it's a set-up trap. In the gym storage room, she's drenched in liquid, bound in a spread-eagle position, and subjected to vibrator torture. She desperately tries to maintain her composure, but once the liquid's effects kick in, she can't resist the pleasure...