NKKD-329 - Instead of my brother-in-law, with my sister-in-law... Tsukada Shiori, a large-breasted sister-in-law, succumbed to her younger brother-in-law's large penis.

A brother and his wife living in the next town. One day, the younger brother heard that his brother-in-law had been injured in a workplace accident, so he went to visit them at their mansion. His brother, bedridden and recovering. As his devoted, busty sister-in-law diligently cared for him by his bedside, the young brother couldn't help but become aroused. "I'm having a hard time with a lot of things too…" While listening to his sister-in-law's raw life story, his gaze kept drifting to her ample bosom. One night, the younger brother entered the sleeping sister-in-law's bedroom…!