I had signed the lease and written a check for the rent. Nothing had been stipulated about their responsibility, financial or otherwise. No limits had...been set on how they could use the place.The thing that was really delicate was Shirley's status. While I didn't expect her to contribute to the living expenses, it would seem unfair to point out that Charlie and Angie were receiving a free ride unless Shirley was also assessed something for her keep.Why did life have to be so complicated?. The physical sensation was really good. Kay’s throat was definitely tighter than a pussy and the mental high from her willingness to engage in this kind of sex was amazing.For the next few minutes I fucked her throat in what I could only imagine to be a brutal way on the receiving end, spread out over fifteen or twenty seconds bursts of fucking followed by a three or four second break for her to breathe.It was incredible. The sensation on the head of my dick was phenomenal and the feeling of. There was clearly a spark there between both Lisa and me and Kelly and Bob.Lisa blurted out to Kelly, Bob and I, “Should I flash my boobies in Cancun?!”Kelly yelled back, “Hell yeah!”Bob chimed in, “Sure! Kelly, you should too!”Lisa looked at me and asked, “Well what do you think?” I think I hurt her feelings a tad by not chiming in immediately.“I would have to see them in order to know what Cancun would think,” was my response.Before my sentence had fully formed in the air Kelly suggested I go. He moaned loudly and moaned her name. Then he came. His orgasm came strong and hit him like a powerful wave of sexual energy. Cum blasted out of his dick and erupted on to his chest and stomach. Load after load shot out of his penis and created a small pool of his sperm on his torso. He lay in silence after the orgasm subsided. “Goddamn was that good…” he said as he got up to wipe the cum off himself. He walked over to the shower and turned it on. Looking down at his cum soaked torso he turned.