The Minami household, renowned for being a model couple, harbors a secret. One day, the building manager, noticing a strange man frequently visiting, discreetly investigates and catches the wife, Shiori, in the act of prostitution. On another occasion, he finds her waiting for clients without panties, her ass exposed. Overcome by the shocking sight, the manager forgets himself and thrusts his cock into her. Without hesitation, he cums inside her, leaving her stunned. From that day forward, the innocent wife transforms into the building manager's sex slave.
