Megan and her stepmother appeared to be wrestling on the floor, and at first I thought their long-standing strife had finally erupted into physical vi...lence. But as I clambered to my feet, thinking I had to separate them, I noticed that they weren’t fighting at all. Megan and Casey had their naked legs interlocked, energetically scissoring their naked pussies together. Megan lay on her back, hips thrusting, while Casey sat spread-eagle on the floor, grinding cunt against cunt with her. She was about 5’6′ tall and couldn’t have weighed more than 120 lbs. She had a narrow waist, very pretty legs and a nice round bottom. Her figure was near perfect in proportion. It was obvious where Susan got her good looks and curvy ass. I stepped inside the living room and she made no effort to cover herself. I could feel my cock harden in my pants. ‘Where are your husband and Susan?’ I asked nervously. ‘Don’t worry about them they are visiting a college campus and they won’t be back until. Mrs. Morse appeared to check out the commotion in the hall, and arrived just in time to see Sally's dress falling into place and Brian rearranging himself, turned away from her."They were doing it, right there!" one girl said, incredulous, while others echoed the observation."All right, all of you, move along now!" commanded the teacher. The students all moved off slowly. A number of the boys could be seen rearranging their pants surreptitiously -- the telltale bulge of an erect penis could be. Its not my wife but her best friend, but how? Remembering that my wife said she was coming over for on of there girly nights in and would be staying for the night as she lives 15 minuets away by car. This was not abnormal I just totally forgot until now with me deep inside her. Realising what I was doing I pulled out and began rambling some sort of apology when I heard a snigger. I wondered how long it would take you to realise it was not me, you dirty boy! said my wife who some how appeared a.