So I was on my grandmaws sleeper sofa one night sitting there watching a baseball game. She walks in as asks me "what are you doing" as she stands the...e in a loose fitting t-shirt with no bra and her nice perky b-cups pointing at me. "nothing just laying here watching the game" She climbs up into the bed with me. I was fully hard as a rock just from seeing her stand in front me. Since we was already sexually comfortable around each other I had no worries if she seen I was rock hard. Yes we was. This stays between us." Good," she replied. "My favorite part? It would have to be their activities in the pool. It was still summer when they first started doing things together. Our dad would be at work, and me and my brother had different class schedules for college. So when he and mom were home alone, they would swim together and fool around in the pool. He would tell me about it, and I would later swim in the pool by myself, and as disgusting as this may sound, I would imagine their fluids. That meant we were either in the extreme north of Canada or Alaska. Looking around I could see that this place had been abandoned for a while. Suddenly it came to me! Christ no wonder it was so cold! We were in southern Alaska! I knelt to look at an empty crate I found. Sitka? Ok I guess we had traveled longer than I thought. "Sheila, not meaning to complain but at this rate I'm going to get sick. Is there any way we can get some power for heat?" I asked as soon as she came in closing the. .Mm!” I told her.“Your cock, It’s filling me up! MMM!” then went back to sucking on my fingers. I could tell when she came because her pussy would get extremely tight and her juices would run out and coat my balls. Plus the all of a sudden stiffness and she would become quiet. And each time she did, she would dig her nails into my chest, but I would just keep pounding myself into her. I told her when I was about to cum and she said to just go ahead because she was on the pill. So I switched our.