A female teacher, Hina, has fallen to being a pet at the beck and call of a certain student. Her days are filled with fear as he relentlessly torments her with humiliation. In an empty changing room, her soft, large breasts are groped, and she is forced to give oral sex. Even during exams, she is secretly played with by a vibrator in the students' blind spots. Moreover, she is made to wear embarrassing clothes and is raped by a colleague teacher. Driven by jealousy, he makes Hina climax repeatedly with humiliating sex...
