Their moans as this happened, whilst not loud by themselves, caused, together, a loud noise which woke Sophie and will. For the th...ird time that journey everyone froze in judgement, as the two remaining occupants took everything in: me, entangled and penetrating my sister on the benchseat. Jane, my girlfriend, on tom, his dick buried in her wet pussy and her bare breasts heaving. The road outside, where cars were going past oblivious to the orgy. "Sis, what the f*ck are you doing? Stop!" I pleaded. But my sister didn't.She then began to take off her pants and panties until she stood in front of me, all nude. She had very small tits, and lots of big black zits covering her body. Her areola's were big and brown however. Her pussy looked so cute. There was some pubic hair that I guess just recently started growing around my sisters pussy. I looked at her in awe. She smiled and told me to sit down on the bed with her. I was in such a shock. She was a virgin when we met and has only ever been with me. Apart from mine, she hadn't ever seen a cock in the flesh.The holiday was going well and I had noticed a few of the guys sneaking looks at Joan, which I have to admit, turned me on a bit. She was quite unaware of the guy’s sneaking glances at her when their wives and girlfriends were not about, until I told her. She is far from an exhibitionist and said she would cover up a bit but I told her not to be silly, we were on holiday and to. Her moans turned in to grunts. “I want you to cum inside of me” she ordered me. “I would love to,” I said and matched her pace. Living my fantasy had already put me on the edge. I was ready to cum. “I am going to cum soon!” I warned her.“Yes! Give me that hot young seed!” she replied. My body tensed up. I stopped moving. “AHH” I grunted and I ejaculated into her warm vagina. “YES! That’s what I wanted” she cried out with joy. Pulse after pulse I sent into her womb. She fell down on me and.