PTA president Tomoka is desperately securing a recommendation slot and bribing teachers to arrange a backdoor admission for her underperforming son. However, her scheme is uncovered by the corrupt members of the student council, who are themselves involved in various misconducts. To protect her position and her son's future, Tomoka is forced to submit to their demands and offer her body. Yet, as she continues to be violated by them, her body begins to undergo changes, leading her toward a new and unforeseen fate.