36-year-old Sayu Kurano is a married office worker raising a 9-year-old daughter with her company employee husband. During her school days, she was active in the track and field club, and she still runs marathons today, maintaining a toned athlete's physique. Unsatisfied with just her regular married life, she privately enjoys masturbation in her own unique way. She usually does it during the day when no one is home, though occasionally her daughter returns early, causing her to panic. She often watches adult videos while pleasuring herself. This time, she's decided to switch roles and become the one being watched. Described as gentle and reserved, she gradually heats up in more ways than one as things progress. After deciding to take part, she eagerly anticipated this day, and now her rising excitement ignites a passionate display of eroticism unlike anything before! Don't miss it!!