Sachiko is a bullied high school girl who is constantly subjected to unpleasant pranks in class every day. The culprit is unknown. But she doesn't find her days too hard. Because the teacher of her dreams, Mr. Aida, is always there to help her. He's fresh, handsome, and has a strong sense of justice, and he's always popular with everyone. Of course, he is a special hero to Sachiko. But does Mr. Aida have a secret he's not telling her? A shivering school psycho love story by the brilliant newcomer Chiyo!