Rule: Shoumetsu Kyoushitsu

A freshman named Yashima Kashiwagi transfers to the prestigious Kusushu Gakuen High School, where he befriends Hasebe Yuki and Kimi Miyazaki. After asking for the name of a classmate, Kashiwagi notices a sudden shift in their behavior. The school enforces strict rules that students must obey without question. When Kashiwagi considers breaking these rules, he faces unexpected consequences.