Sayaka Nanjou, a newly appointed female teacher, is known for her cute appearance but possesses a serious and strong sense of justice. She was disliked by the students on the verge of failing, whom she forced to attend cram sessions. One day, after reprimanding a rude graduate, she was targeted and violated at her home. Threatened with leaked photos and videos of the assault, she becomes a sex toy for the men, her pride as both a teacher and a woman is shattered, receiving the ultimate humiliation.