Miu Suzuhane plays Megumi, a married woman who reluctantly agrees to become a promotional model for her husband's bus manufacturing company. However, her cooperation is exploited by the company's malicious intentions. While her husband is on a business trip overseas, Megumi is suddenly kidnapped and handed over to the owner of a soapland, where she is forced to work as an entertainer, serving clients against her will. Under constant humiliation and abuse, she is reduced to a sex slave and cumdump for the customers, enduring rape, confinement, and complete degradation.