Hikari, the older sister who lives with her younger sister and her husband. Hikari, who had a good relationship with her younger sister since childhood, was going to leave home after getting married so as not to bother them, but she was persuaded to stay by the couple and is now living happily with the three of them. one day, perhaps because of the fatigue from working overtime every day, she got on the last train on the way home and fell asleep immediately. when she woke up in a hurry, her sister's husband was in front of her, looking up her skirt and masturbating his erect dick...
