"Would you like to come to my house? I'll prepare a special lesson for you!"A homeroom teacher who is kind and trusted by students at school. [Essence is a perverted madman who only thinks about having sex with students] A homeroom teacher who successfully invites him to his house and teaches him to study.Look for a chance and rub your chest to check the reaction... (This guy is cool!) Dangerous preparations escalate to the student's unexpected hairlessness.The homeroom teacher's younger brother who lives with him sees it and unexpected developments occur... The preparations for that day are "replaced" by the perverted brothers and sisters.