"There's something I always wanted to do, and this is just the right time for it. Because your father's prick is so big, and because h... was always kind of standoffish about any sort of deviation, I never even tried it with him. But now I'd like you to put it up me from the back, lover. You have a nice, slim cock that should fit all right." She climbed up on the bed and put the upper part of her body flat against the sheet, mashing her tits. Anna knew exactly what she was going through, she herself had suffered with bad dreams throughout her c***dhood so she let her sister stay, looking at her bedside clock she was shocked to see that it was only an hour after she'd got in, too tired to ask Maria any more questions she drifted off back to sleep.Anna woke up to the sound of her mum vacuuming downstairs, she certainly hadn't missed that whilst she was away, all of a sudden she became aware of something or someone sliding up and down. Over the next few weeks, other husbands I knew from our naked and soft swing parties approached me with similar thoughts, they told me it was a “real blast” to see their wives having sex with other men. They encouraged me to consider joining this select group of couples who met every other week for fun and swapping. Curiosity then overruled my common sense, and I would respond that yes, I was interested, however I knew Liz would not be attracted to join.Our bedtime talk continued, and we would. Mum did a lot of shopping too and we came back laden with bags.I was getting a little nervous now, the time was almost here and I had built this up so much in my mind and wanted it to be a real occasion. And so it was. We had a light tea complete with a birthday cake with 16 candles. During the evening I went to my room and laid out the various toys I had been given and pondered over which should be the chosen implement but decided to leave this to Mum. I had a shower and changed into my.