The story takes after an unambitious introverted middle school student called Saike Kuzushiro. In the wake of seeing the passing of his adolescence companion, Mikan Karatachi, in a street mishap. He shouts out to God and after a fall, Saike awakens in bed the past morning, the day of the mischance. Will history rehash? Will he spare Mikan? What power does he need to change what's to come?