Sally leaned over and David sucked on one of her tits. David had a finger pushed up Sally's ass!From the position they were in neither Sally or David ...ould see the spectators. It was obvious to the two sets of twins that they were having a real neat time. Both sets of twins were hypnotized by what they were seeing their younger siblings do. The boys were stroking the pricks through their pants and the girls were doing the same thing to their cunts."Ohhh! that feels good, David. I like it when. Moments later me and my mother were near cumming but she did'nt cum she stoped where as I came all over the carpet.The next day I felt guilty looking at my own mother do that so I went to her after school and told her "Mam I saw you pleasureing yourself yesterday" she went pure red. She said she was sorry for that but I should'nt of snuk up on her like that, I said why blame me you should'nt be doing that at that time when I get home.She told me straight to my face that she meant for me to. I told her truthfully that I didn't care about that, I found her very attractive and I wanted to be friends at least. I kissed her and we necked for a while on the couch. She stood up and excused herself to use the washroom. After a while, I heard the flush and the sink running, then it was quiet for a few minutes. Shirley called from her bedroom, "could you come her please, there's something I want to show you" I went into the bedroom and Shirley was standing there wearing a black see-through. I didn't reallyunderstand why I wanted it, but I realized I did want to femininze myhusband a little, and was determined to have it happen one way or another.It was at that point that I started planning the when and how details,with a tentative plan of raising the topic during or after lovemaking. Ihad arrived home by this point, and soon had Bill's new outfit stashedaway in one of my dresser drawers.Weeks had passed and while there had been a few lovemaking sessions duringthat time, I had.