In her third year of marriage, housewife Mio Kuroki found her daily life falling into a dull routine and turned to an affair site in search of new excitement. Although she still had sex with her husband, it was purely instinctual, lacking any foreplay or emotional connection, leaving her unable to feel love. What she truly desired was gentle, heartfelt affection and sincere expressions of love. As she was held tightly in bed and softly caressed, her passion ignited, and she began actively riding him in the cowgirl position, grinding her voluptuous body with growing desire. In those intense moments where warmth and passion intertwined, she finally discovered a new kind of pleasure and deep satisfaction.