(Sister-in-law, how are you?) Toshiya, who came to Tokyo for the summer vacation, decided to stay at his brother's house. Seeing the energetic appearance of her brother-in-law, Yumi, who was secretly longing for her, for a while she was happy ... By chance, she peeped into Yumi's masturbation. Toshiya can't hide his excitement from Yuumi's foolery for the first time. After Yumi's marriage, the love that had been covered revives. I leave it to that urge and hit Yumi with my thoughts ...
