About half an hour later I went to the loo and as I walked past her door I heard a whimpering sound coming from her room her room wasn’t closed prop...rly so I slowly pushed it open to see he most glorious sight of my sister with her eyes shut and her head thrown back into the pillow with one hand between her legs and the other one pinching her nipple as she must have just hit the peak of an impressive orgasm through her sharp whimpers and rapid breathing I could hear her muttering my name. No,. He was, though, a skilled engineer and had measured everything up to fine tolerances. Lisa was impressed at the way it all fitted into place. She began to regard him as something of a magician or genius."Perfect!" Albert announced, "I'll fit the tail section, rear shaft and reduction gearbox tomorrow. Variable pitch mechanism goes on inside of the airscrew spinner. Exhaust stacks, if we've got time, and then we can start assembling and fitting the skinning. We've got a bit of arc-welding ahead. I continued for a little while and then realized that it was over and that I had already cum twice today. I stopped. I got up from the couch and looked over and saw the two coffee cups both still almost full. I laughed to myself and grabbed them. I went to the kitchen and rinsed them out as well as the coffee maker. I stretched and yawned and thought I’d better get on with my day and get a shower. I walked into my bedroom and there on my bed was a pair of pink lace panties and matching bra.. ” She appreciated that on a level she couldn’t fully comprehend. After two helpings of food, and a six-pack of bottles between the two of them, Heather eased back in her chair and pushed away from the table a bit. It was still smoldering hot, and she raised her arms up over her head in a stretching fashion. She felt a breeze tickle at the perspiration on her underarms, momentarily making her feel cooler. This time it was her turn to show off her tummy. She didn’t do it consciously of course,.