[Reducing Mosaic]VOSS-005 Knowing that my incredibly beautiful sister-in-law was sexually frustrated, I deliberately jerked off in front of her to test her reaction. As a result, she stared greedily at my dick and inserted it herself. Kanako Iioka

To prepare for his university entrance exams, Sho-go decided to stay at his brother's house for a while. It had been a long time since he last saw his sister-in-law Kanako, but she was beautiful and domestic, exactly the ideal woman in Sho-go's eyes. One day, Sho-go accidentally witnessed his brother and Kanako's nightly activities. It seemed that Kanako was dissatisfied with sex with her husband… Upon learning this, Sho-go came up with a plan…