The rock we cut was in standard sizes and like children we used it to construct buildings.This should have been an arduous job but the family and even... the children enjoyed the creative work. We made a giant edifice that made us feel good and I subtly reminded those on the expedition that this could never have been done on earth without alerting the world.We made love a great deal of the time. We needed the power for the task at hand. Even with our full compliment we would have to stop and. He did not need any lessons. As soon as I was on my all fours he moved behind me. In a flash he was up on his hind legs with his front paws wrapped around my waist. As he started the fucking motions I reached for my cock which was rock hard and started to pleasure myself. This was the most exciting thing I had ever done in my life. Sure I was dying to fuck Mary, but she wasn't ready even though I told her before she left that I intended to get my cock in her tight pussy when she got home. . ” I giggled. I think he got the hint.After a few minutes, my door opened again! OMG! I squealed a little bit and Tom poked his head in. I giggled when I saw him and said, “I thought I told you NOT to come back to my room.”“I’m a terrible listener.” He came in and closed the door behind him. I hadn’t closed Hamster and he saw it and sat down on my bed next to me. “My goodness, what are you watching?”“Umm, just some porn.” I said and kinda shied away.“And some nasty porn at that young lady.” Just. Tommy thrust upward to meet my aching pussy each time I thrust downward to meet his throbbing cock. My breath began to quicken and shallow at almost the same time my husbands did.Suddenly my body exploded and tingled as I came hard all over Tommy's dick. I moaned loudly as my pussy squeezed rhythmically, caressing and massaging my hubby's cock."Ohhhhh fuck Im cumming" Tommy grunted in warning.I immediately leaped off his dick and squirmed forward slightly. I jerked Tommy hard as his second.