The protagonist of the story works as a physical education teacher at a private women's academy. He is very unhappy - severely criticized by female teachers, and despised among high school students. He has a strange feeling that this life is not his; it is as if he is living in another person's body. Soon he meets a transfer student, Sayuki Yumihara, and his suspicions are confirmed. He remembers that she was his first victim, whom he turned into a slave and on top of that she was his relative. He remembers everything and regains his unique skill of "body grabbing"; now he craves only revenge, cruel and slutty revenge on all those who mocked him...