I kept remembering how right it felt to have my cock buried deep in Selly's pussy. And the sight of the girls in their wet underwear in the hot tub ha... been so sexy...It was no good. My prick remained rock-hard, mounding up the duvet painfully, if I lay on my back. I decided I needed to take care of it.in the shower.My bedroom has an ensuite shower and toilet, so it was no problem to hop out of bed, cross the room, and enter the cubicle. I took Percy in hand and squirted body lotion on him,. I wondered if my wife was getting any penetration or sliding movement, so on the next try I let the dildo come out of me as far as I thought was possible. Then I clenched my sphincter as tight as I could and pushed back towards my wife fast. It must have worked because I heard her cry out in pleasure. This was going well in that we were both enjoying ourselves. The next time we both leaned forward and we barely managed to keep the dildo inside the both of us. We slowly slithered our bodies. She had a terrific figure with big breasts that she always flaunted to tease me. When she pushed me to go to Grayson she kept telling me that if any college could get me out of my personal little shell, it would be her college. She pointed out that she met her husband Gene at Grayson.When she saw me she asked, "Well doesn't your big sister get a hug?"I started to hug her and she pulled me tight and ground my chest against her breasts and giggled when I blushed. She teased, "Got you again;. I excused the guys and went back in with a damp towel to clean up as best I could and to cover Vikki. Other than a whimper or two, she had hardly moved during the whole 45 minute session. I covered her and returned to the lounge where we all shared some beers."Well guys, that was something else," I said. "I trust I can expect your discretion about this – even you David!" Can we do it again?" he asked."Oh I have a feeling we will be doing it again," I replied.I slept like a log and next morning,.