Her behind rubbed on me. She could tell I was hard. ‘You are making me wet. Doesn’t that put out fires?’ She giggled. ‘Female juice is incendi...ry.’ ‘OMG, you are so bad. I’ve let myself get trapped in the wilderness with a horny writer and he is killing me with words.’ My fingers worked on her neck and shoulder muscles. My tongue licked her ear and worked around to her lips. She turned and pressed into me. We kissed and rocked back and forth. The bed was only a few feet away. ‘Which do you want. ”The rest of the day was uneventful, from a sexual perspective, and we had a nice dinner after mooring at another marina for the night. The drinking and partying went on like the night before, and it soon got late so Ken, Sarah, Megan, and I went down to bed. That left Dave and Kate in the hot tub, and I snuck back up to watch them. They didn’t waste time getting started, and by the time I got into position to watch, Kate was sitting naked on the edge of the hot tub, and Dave was between her. Rakesh take me to the bar counter and offered me a peg of scotch as we were drinking her wife entered with snacks and passed the smile to me and hugged me tight and my dick was saluting her pussy in 90 degree angle.. She gave me naughty smile and ran away and we again started to drink as I was sipping the scotch I suddenly felt a hand on my legs I first thought it might be unintentionally but later he started rubbing my legs I was shocked and moved away her hand…Then her wife came and she also. One day I opened the drawer in my sister's room.Beige, white and pink glossy underwear lined up, and finally the thing that was taken out was a pantyhose and stockings combined.I noticed that it was woven with very thin nylon thread.It is a pantyhose made of thin cloth so that the background can be seen through when you grasp it with both hands and look through it!Until this moment, I had no memory of touching my sister's pantyhose with malicious intent. I was just curious about the underwear.