SPRD-1471 Mother who was first inseminated by her son Youmori Naomi

I haven't been intimate with my wife in months. Every day, I've been living a frustrated life. Then, my mother from the countryside came to visit. I was happy to see her after so long, but my wife invited her to take a bath to relieve her fatigue from the long journey. There, I accidentally saw my mother's naked body. Her smooth skin and large breasts captivated me. That night, excited by my mother's body, I tried to have sex with my wife, but she refused. However, wide awake, I quietly slipped out of the bedroom and headed towards my mother's room…