Reiko (Reiko Sawamura), who protected a part-time worker who couldn't remember his job and made a mistake, is forced to make a sexual apology from a malicious complainer. To settle the situation, Reiko goes along with it, but the acts of abuse don't end, they only get more intense. Meanwhile, the part-time worker who is the root of it all is a bastard who secretly gets excited seeing Reiko in such a humiliating state...