P●A President, Usui Saryuu, finds the misbehaving student council members to be an eyesore and attempts to have them expelled from the school by seducing the teachers. However, this plan backfires as they catch him in the act with the teachers, and he ends up being blackmailed with the footage, forced into a physical relationship. Usui becomes dominated both physically and mentally by the students, becoming a mere outlet for their sexual desires. The fate that awaits Usui Saryuu...