Description : "Isn't the next teacher broken?" With the top grades in the grade, there is no problem with his lifestyle. Takahashi, a student who is highly regarded in the school, feels unsatisfied with the current situation. He did everything perfectly, he was bored. So he got bored and turned his teacher into his toy. The teacher who noticed him stopped coming to school and retired within a few days. The next target was Mayumi Komiya, who has been a teacher for the second year.