Kinoshita is a new teacher who is loved by everyone at school. Except for Ms. Hiiragi, who is called the "old boss"... The attitude of the men looking at Kinoshita's glamorous body makes Hiiragi jealous and intensifies the bullying of her. One day, Kinoshita is raped by the principal. The principal then begins to train her, but she is also thinking of the cruelest way to get revenge on Hiiragi...