Wanted to see if David had a calculator I could borrow," he said, slowly, staring openly at her tits and pink puffy nipples.She giggled and blushed sl...ightly at the attention. "I'll see," she said. She twisted her torso to me, giving him an incredible profile view of her breasts. "David, do you have a calculator for Mark?"I was very embarrassed and jealous. "No," I stammered. "I think it's out in the hall." Thanks," Mark said. There was an awkward silence while he stood there, continuing to. I made her lie on bed and started eating her pussy i was kissing sucking and biting her pussy. She just started going crazy and was saying this pussy in not being fucked in 4 years plz don’t do it. I just kept on doing it and she started moaning loudlyAaaahhhhhhAaaahhhhhhhShe was saying don’t do this and I was just going crazy with her pussy.She was moaning and suddenly she got her orgasm I drank all her juices.Now it was my turn i went on bed and started kissing her again. And pressing her. .. and of course an STI panel showing everything is looking good. This discussion between my wife and I went of for some time till be decided to make the offer to them. It was warmly received by the girls and we started to make plans on how to move forward, again with drinks in hand to ease some very not normal conversations. Both of us where very familiar with fertility tracking and sperm health at this point so getting started was a snap and we looked forward to ovulation day. The first cycle. I loved how it hung straight down between his legs and swung side to side when he moved. I was mesmerized by it and wanted it badly. I knew for sure, so much lust, I knew I wanted cock.Marc layed first on his back. I ran my hands over his whole body, but couldn’t stop rubbing his ass. It felt so full and firm in my hands. I lightly spread his cheeks and saw his hole for the first time. He looked beautiful! So sexy! Nice and tight, a little darker brown the the rest of his skin, with a little.