I agreed and over the next few weeks we measured, made plans and I even pre-made the railings and a few other features for it in my shop. So last Satu...day was 3 days before the anniversary and he had managed to get her to go shopping with her mother and sisters for the day, so she left around 7:00 a.m. to travel the 75 miles to where she grew up. I doubt she was more than 4 blocks away when I drove my work pickup around the back of the house with a trailer full of wood and pre-fabricated. " she whispered. "I get so fucking hot when I see that sweet cock, Brian!"With her ass perched on the edge of the dresser, Sabrina spread her legs, dropping one hand from her tits to her bushy cunt. She ran her fingers through the soft strands and rubbed lightly at her clitoris. Then with a whimper, she plunged her finger into her pussy and thrust it in and out.Brian, watching his mother finger-fuck herself, gripped his cock as it swelled.Sabrina's eyes blazed at it, seeing his precious balls. "Oh, god!" I thought, "It's the client's technical director - that'skyboshed any attempt at a quick change, and just then a breathless Sheilarushed into my office after parking her car. Sheila recovered quickly."Hello, Richard. Very nice to see you!" She shook his hand warmly."What brings you here so bright and early?" she enquired.Richard advanced on me with an outstretched arm and I nervously shook hishand."Frances, you have an intriguing mix of shyness and full-up-frontsexuality - Don't ever. ..come on..go slow...slowly....!" She said, her voice strained, but full of pleasure.I pushed slowly forward. My cock's shaft slid a little deeper in, deeper and deeper. I could feel her body taking me deeper in, feeling the walls of her ass being widened. I could see the arch of her back, and again imagined my sister Katie's face and voice."Ooohh Katie...fuck you're so tight...!" I groaned, letting my fantasy go a little further and forgetting I promised to say "s*s".She moaned back, but then.