Since the beginning of the school, Ueda, a genius, has an unreasonable affection for his homeroom teacher, Mami. "I really want to be alone with my teacher..." But she doesn't have a chance. Frustrated, Ueda takes the drastic measure of submitting a blank paper for the exam. Her wish comes true, she is called by Mami and they are alone in the classroom after school. now or never. Ueda forcibly stole Mami's lips. At that moment, the sound of slaps resounded in the classroom.
