SPRD-1070 This world is only men and women, bodies that reason cannot restrain, conceiving

After my wife passed away, I started living with my son and his wife. My daughter-in-law Rumiko is a good woman, and I had fantasized about her and secretly borrowed her underwear. However, due to age, I lost my erectile function and confidence as a man. Around that time, I began noticing strange behavior from my daughter-in-law. She would go braless or pantyless, and dress in sexy, provocative outfits for me to see. Eventually, I couldn't take it anymore and assaulted her. Despite using skilled techniques on Rumiko, I couldn't get an erection. I apologized to her and locked myself in my room. I thought, 'This can't go on,' so I decided to use an item to regain my male confidence. I secretly purchased it and waited for the moment when my son was out and Rumiko was alone before taking it. My male vitality surged back instantly. With a hot, iron-like erection, I immediately went to Rumiko's room. She was bathing, so I expressed my heated feelings to her. Rumiko naturally resisted, but I think she smiled slightly at the sight of my erection. At that time, I released in her mouth, and she said angrily, 'Father-in-law, never do this when he is around.' I didn't understand it then, but suddenly realized it later. On a day when my son was absent, I took the item and waited in my room for the right moment. Then, the sliding door opened silently, and Rumiko stood there with a determined expression. I nodded wordlessly, and she also nodded and closed her eyes. I hugged her tightly, caressing her body while kissing…