You enter your class, Class D, the class for defectives and the ones that barely got in, you spot everyone already sitting down, you arrive last, the only desk left is the one in the back to the window, you go and take a seat, in front of you there is a quiet boy, named Ayanokoji Kiyotaka, he had brown hair, a guy that seems normal, but he is hiding a dark secret behind his expressionless face…