A few nights later a lightening storm woke me at midnight. I lay there in the darkness thinking of the naked girl, and just like a thunderbolt the ide... came. A realization so appalling, so unbearably dreadful that it had to be true because that’s how life is. I knew in which bookcase to look to find what I needed. So there I was a little later sitting at the desk in my den, staring at the answer. As the pure cold truth of it sank in, I began to laugh and cry together. ‘A good trick, God, oh a. They both needed to think about it for a minute, to no surprise. If they asked me, I wouldn't have the answer right off the top of my head either. I might be able to get it in the ballpark, but that's it."I think we're doing it roughly six times a day right now, but we think that's gonna go up pretty soon. We're thinking about getting our own place soon," Cassie replied."Why?" Ben wondered."Well, we're just getting older, and would like a little privacy every now, and then. I'm sure you two. “As you are young and beautiful,” I whispered as I moved back again.My hand was now stroking her thigh well beyond the limit of her hem. At each stroke I ventured ever further and was now touching the fabric of her panties, a little more insistently each time. She made no move to stop me. Time to put the next phase of my plan into action.“I really should go and check on my friend.”A look of sudden disappointment flashed across her face.“I won’t be a moment,” I said, and gave her another quick. Without another word he slammed his huge cock balls deep into my hungry cunt, forcing me up against the wall harder with every slamming trust. His hand groping around to my front and finding my clit he began to rub at it hard, pinching it between his fingers before pulling on it. The feeling was sending me over the edge and I nearly screamed as I came hard on his cock, bucking back against him to get more of that delicious cock in me.His mate was now beside us, demanding his turn. I was thrown.