Yume, who hates school and studies, gets the boys in her class and disrupts classes every day. She was an uncontrollable problem child who verbally abused her homeroom teacher and boycotted classes. However, when she becomes a third year student at ●school, everyone prioritizes her studies over her playtimes in preparation for the entrance exams, and Yume gradually becomes isolated. Her position has been reversed, and her teacher uses her student as a joke to take revenge by raping her.