” After a pause, she added, “Presumably you are imagining yourself being spanked and caned as you are doing yourself in bed?”Jeff winced again a... he replied, “That’s right.”Monica then demanded to know, “How many strokes do you give yourself when you are doing yourself in bed?”Jeff blushed an even deeper red as he said, “I don’t count. I just keep going until I have cum.”Monica then pressed with, “Well, I think that I should give you a very hard bare bottom spanking first and then twelve even. The observatory, once the equipment was installed, had enough room for two people to sit by the eyepiece."Now look here," announced the Professor as she showed them the sleeping accommodations, "Every once in awhile we get a couple, either already when we arrive or during the stay here. I don't mind couples, ah, coupling, but if you must, there's a tool shed we'd all prefer you use. It's not great for sleeping, but the couple won't be doing any sleeping in there anyway." She seemed to be. While I wasn’t tired I wanted to enjoy seeing her chase her orgasm and expend her effort to getting over the edge. She began to ride me cowgirl like I was the last rented horse in the barn! While I had a beautiful view of that body working hard to fuck us both. Shortly after I placed my thumb on her clit she froze deep on me and I could feel her legs and pussy grasping me as deep as she could go. Her eyes closed and I heard her moan loudly and collapse down on me. My cock drenched with her. Gayle was sitting upright in a beach chair. Di, who was standing by the cooler, grabbed the lotion and bent over at the waist to rub the lotion on Gayle’s front. Dustin and I both noticed that Di was rubbing Gayle’s breasts in a very sensual manner. Di, standing straight-legged had her ass in the air. It was too great a temptation. I immediately became hard and walked up to Di’s beautiful tanned butt, put my hands on her hips and pushed my hard dick against her crack. Surprisingly, she didn’t.