Forty-something married woman "Keiko Ninomiya" lives a wealthy life, yet emotional loneliness remains irreplaceable. Tempted by a masseuse around her son's age, she's seduced with lewd, skillful hands that awaken her hidden desires. A mature woman torn between shame and morality gradually succumbs to lesbian pleasure. Penetrated deeply with a strapon, her body and mind drown in female passion, weaving yet another intimate story.