JUL-437 A married cleaning lady and a new employee, drowning in lust for an age-gap affair. Yuko Shiraki

Day after day... Riku, a dull new employee who is yelled at by her boss, struggles to work hard. One day, she meets Yuko, a cleaning staff at the company. Among the sober cleaners, the beautiful Yuko seemed to shine conspicuously. Her days of working while being frightened by her boss, Yuko's existence made Riku's life gorgeous. In the days when she unconsciously follows her Yuko with her eyes, she accidentally witnesses her undressing Yuko, or pushes her Yuko down with her desire. hand….