After defeating her archenemy a while ago, Asagi thought she could finally settle down. However, her archenemy resurrected herself after making a deal with a demon. She swears to get revenge on Asagi by hurting her and the people close to her. By hurting, we mean fucking.
A male high school student discovers a conspiracy where the headmistress is controlling other students using a hypnosis machine and making his life hell. He steals the device and turns the tables on that bitch - and every other bitch in school.