On her way back from the gym, Saki decided to participate in a recruitment campaign for monitors at a newly opened spa. At 50 years old and having been in a sexless marriage for over a decade, she had been longing to reconnect with her own body through oil massage alongside her gym friends. As physical contact with her companions intensified, something inside her flipped a switch, awakening desires long dormant. In an instant, her demeanor transformed into that of a lustful married woman. From that moment on, she stepped onto a path from which there would be no return.