Our main character falls in love with a beautiful new Natsuki student. Keeping it in yourself, he discovers that Natsuki is pretty rebellious, which does what he wants, she is strong enough to break the hand of his evil Senpaj and send it to the hospital, and she just broke his bass. He still follows him and discovers that it is pretty good, but tries to distance themselves from others. The reason is that he marries as soon as she finishes school. It is also the reason why no one punishes her for what she is doing at school. Nevertheless, our main character falls in love more, and it seems that love is mutual? Obstacles in this story at the end of the first chapter are marriage and evil Satpai, who falls in love with Natsuki, having heard how she sings in the tool store.