Emika is a bank employee who provides loans to her husband's restaurant. Although she knows it is an illegal loan, she covers her husband's losses. However, the fraud is discovered. If things continue as they are, her husband's restaurant will go bankrupt, and Emika is threatened with being fired. Her body is used as a toy by the auditor, and she is forced to sign a contract like a sex slave with the financier who provides the money. Emika's journey of sexual service, which will continue until she repays her debt, has begun...