Hitomi, a married woman well past her forties, was frustrated with her husband's growing indifference. "I want you to play with me with a rope like you used to..." She was aware of the growing Kokoro, but had kept it to herself... or so she thought. One day, a door-to-door salesman selling shapewear showed up unexpectedly, and Hitomi tried on the underwear, which brought back old memories with the moderate tightness. And the mature wife entrusted her secret desire to be tied up to the shapewear, becoming addicted to the tightness...