Asakura, a high school student at the bottom of the school pecking order, plans to disrupt the mood and order in his class when he is appointed as a member of the school festival committee, and makes a plan to date a beautiful girl from the top caste, Itou Mayumi. His plan to break up the caste system seems to be going smoothly, but an incident takes him in an unexpected direction?! A bizarre classroom chaos tragicomedy begins!