Sayuri was living a happy, albeit ordinary, married life. Her only complaint was her sex life with her husband. One day, she noticed a flyer for a mobile relaxation service in her mailbox, and hoping to improve their sex life, she decided to try it. An older man arrived, and she was initially dissatisfied, but as the massage progressed, her body began to react excessively. Before she knew it, she was a repeat customer, enjoying the older man's persistent and intense massage...