She knewinstantly what was about to happen, and slid further down the bedtowards me, and as I took her cock back into my mouth I began to rub mywet fi...gers against her ass opening.I continued my dutiful sucking and stroking of her penis and then beginworking my index finger into her ass, finally plunging it in, oneknuckle at a time. She let out a yelp as I penetrated her, and anotherwhen my first finger was joined by a second. I started to loosen her upand when I worked my third finger in, it. In the past, she seemed to take my nudity very much in stride; but the fact that she had actually joked about my half-hard penis and I had sustained the joke, was new territory for us.I began to wonder how much of a sexual relationship my mother and father had, at this point in their marriage. As I mentioned earlier, my mother was (and is) a good-looking woman: a pretty redhead with a voluptuous body -- nice round breasts and a fantastic round butt. I was around 20 or 21 when these events. She asked if I had a girlfriend, I did not and had not ever had one. This got me a bit excited, but the conversation did not get much more involved than that. The café was nice, we paid for the meals, and we got back in the car. While driving back to work, she made a wrong turn. I was going to point it out, but I decided to see what she had in mind. About five minutes later, we pulled up at a house. Good-sized house appeared to be empty. She explained that we were at her house and that she was. He was not unaware of the looks the two women were giving his well developed, if somewhat scared, upper body. He'd been in a few fights, and had a couple of nasty scars to show for it."What the hell are you talking about?" he grumbled. "And don't you know how to knock?" Oh please," said Alexa, "we just saw that girl leaving here. Are you going to stand here and deny you just had sex with her?"He looked at her in surprise. Not only surprise at her question, but surprise at her tone, which was.