I hoped I would get the chance. I began to thump harder, thrusting my hard restrained cock into his clothed ass. My cock was getting hotter and hotter...but I didn’t want to finish. Not yet anyway. So I asked him to try it on my now. We switched around and he grabbed onto my inner thighs, his arms stretching around my waist. This gave him more strength and ultimately made him pump my ass harder and faster. Tingly feelings spread around my body as began to fondle my crotch area whilst he pumped my. We’d be back before supper but if something happened, there was food in the shed as well.The trip over to the main island was relatively uneventful although Jennifer got a delightful surprise when a couple of dolphins breached close to the boat. Once we were alongside the dock, I helped Jennifer out and headed up the road.When I’m away from the main island, I leave my truck down near the dock with the doors unlocked, the key in the ignition and the gas tank full. Everyone knows this and all the. “It was our pleasure” Jessica grinned.“Oh it was certainly a pleasure” I winked.“Glad you had a good time” Melody smiled, “hope work goes ok.”“Thanks Mel, I really hope so.”With that I leaned forward between the front seats and edged towards Melody. She was a little a-taken back but quickly got the idea and met my lips in a soft tender kiss. There was a little tongue involved as we slowly made out. Breaking the kiss I turned to Jessica who grabbed my face and kissed me with more hunger. It was. "You know," I said."Let's pretend you are going out and having sex with another guy." Okay," she responded. "I am going out and having sex with another guy.How's that?" No, no," I said. "You don't understand. There needs to be someevidence that it happened." Oh, yeah?" she asked. "Like what kind of evidence? Are we talking,maybe, a stretched pussy and some semen? That kind of evidence?" Well...yes, that's the idea." I answered."And, uh, how exactly do you want me to pull that off?" she.