Synopsis: Kaoru is a student. He has an old friend, Nanao, at the same school. She has been giving him sexually insulting orders in front of other students and he has always obeyed it. But one day, his patience runs out and decides to take revenge on her....

While he still plans it, he accidentally witnesses and takes photos of Mayu, his classmate, shoplifting and of her masturbating at school. He makes up his mind to use Mayu as his pawn...