Kiho, a teacher, was serious, reserved, and lived quietly with little interest in sex, never even masturbating. One day, on her commute, she encountered a molester. The pleasure of being secretly touched and the tension of not being able to scream awakened her deeply buried, uncontrollable obscene feelings. The immoral behavior contrasted sharply with the serious teacher face she showed her students. Gradually, Kiho transformed into a lecherous teacher who waited daily for molesters on the train… The hidden perversion of a teacher. “I didn’t know… I was such a lewd woman… Even knowing it’s an immoral act… I can’t lie to my feelings anymore…” Rising pleasure! Unstoppable impulse! Uncontrollable desire! Indulging in sex with a molester in public! I want that person to touch me again… I want to be violated by that nameless person until I’m a mess. “I’m sorry… I’m disqualified as a teacher…”