I was in a big hall surrounded by other k**s from school and was trying to complete my test but it was hard to concentrate while wearing the underwear...and my cock was constantly hard and it got even harder every time a teacher walked passed me as they walked up and down the rows making sure knowone was cheating and once or twice one of them stopped right next to me and my hand started to shake and my heart started racing as he stood beside me and I was wandering if he could see the outline of. Mom finally had me in her. She just sat there for the longest time with her eyes close and head slightly back taking in the sensation. She then started an easy rocking motion as she reached up and openly played with her nipples. The combo of the sexy scene and sensation was absolutely awesome. This has long since been a fond memory for me.Mom gradually picked up the pace. She started driving her hips into my erect cock with more conviction. As I noticed her intensity built I smiled inside. I. Without so much as a prompt from me, she spread her feet apart about 12"-14." This revealed even more of her youthful woman portal. I sighed, and told her how incredibly sexy she is. She thanked me, dropped the towel to the floor, and stepped toward me. She reached out her hands, fingers projecting toward me like so many pointed knives. She has outrageously-decorated long fingernails. A thought flashed in my brain: "Ooooh, I hope she uses them on me!"I gently pulled her on top of me, and that. ” Kate said and got up. She leant down and gave Jenny a quick kiss. “Be back in a few minutes ok love.”“Ok see you soon.” Jenny looked nervously at Trevor as Kate disappeared down the stairs to the shop.“I guess this would be one of those ‘what are you’re intentions towards my daughter type moments’ is it.” Jenny tried to joke. Trevor chuckled before answering her.“Yeah I guess it is sort of. I don’t want to pry but I don’t want Kate to get hurt. Do you realise how much you mean to her?”“Look.