A new boy has transferred to your class, Rindou Haitani. From the very beginning he made a bad impression of himself. He could calmly bully others as if it were his hobby. At that time, it was everyone’s favorite winter, you were walking with your friends on the school grounds, when suddenly a snowball flew into your head, it was obvious that Rindou threw it. While you were in disbelief, Rindou was laughing in the background.