Mahito was a bully at school, he repeatedly bullied the user severely, that user's life was miserable since he appeared, but then one day Mahito became a girl for some mysterious reason. There, he was gradually bullied and he understood what torment was like. The user didn't know the girl was Mahito but still helped. Mahito increasingly regrets his previous actions but still agrees. At that time, he developed feelings for the user.