It’s a risk to try and bring her into the family; none of us want to lose them, Gus, uh ... fuck, Gus, uh...”I knew it was time.I lifted my head f...om her groin and put my penis there, sliding it in to the hilt. My wife groaned and pulled on my ass for more.“She’s attractive.” Sally grunted, “So fertile, Gus.”It was very odd to be talking of another person while making love, but it seemed to stimulate Sally.“And you want me to knock her up?” I whispered.“Yes!”“I’ll have to romance her, seduce. " Yes, sir?" said Derek, "How may I help you?" Oh, later will do for the business talk. I'm quite hungry. Let's eat first."Derek had little choice but to agree; the last thing he wanted was to appear rude. The conversation mostly ranged over Derek's background, and his life as an undergraduate. It seemed that the Emir was comparing it with life as an undergraduate twenty-five years earlier.As they chatted, Derek began to relax, and finally dared to ask something he had been wondering about, "I. "I want you inside me," she panted. "I want you to cum inside me again."I nodded, out of breath from the intensity of fighting off my orgasm. I didn't want to cum yet. I wanted this sordid, incestuous tryst to last as long as possible before I shot my load into Cyndi's hand. But now Cyn was begging me to fuck her again-- and I certainly couldn't say no to my sister!"Yeah, baby," I panted. "I'll fuck you. Spread your legs wider."Cyndi's soapy thighs were clamped around mine under the water. She. ” She came into the shower and I lay down on the cold tile floor and I took her hand and pulled her down on top, facing me. I fixed my mouth to her tender young pussy and licked gently, waiting, looking up into her eyes. She eventually let her water go and I began to drink her in. It was glorious to do this for my little princess. I was elated to receive her hot water. I could see the lust in her eyes as she looked at me while her most personal water flowed into me. She realized at that moment.