"With Christopher temporarily upstairs Julie and Cathy again kissed but there was no way that they would be able to hide their new found feelings for ...each other from him so they resolved to tell him on his return. Christopher returned wearing the short red dress that his mother had bought for his eighteenth birthday and with cane in hand. "Darling, um your sister and I had sex while you were out earlier today," said Julie as Catherine lovingly ran her fingers through her mothers hair."The. I sense him getting close to release and I hope for a moment that he will cum on her face or tits, but my lovely cum slut has other ideas. As his thrusts become frantic she spins around and jerks his cock as she sucks the head. He moans and I know hes filling her mouth with his hot cum and shes swallowing everydrop. He lays down on the bed in front of her and I move over to make some more room. She gets back on her knees with her ass facing me and starts sucking his cock back to life. Now I get. . in speed and intensity. Soon I was bucking my hips as fast as I could. My balls were slapping her ass making loud tattoo-sounds bouncing off the walls of my quiet room. I quickly felt my cock swell and my balls tighten. A guttural sound from my chest was chanting a new rhythm I had never known existed, "Ummmma. Uhnnnnn, uhuuuuuuu, nnnnnnaaa!I adjusted the angle of my thrusts from forward to more downward and deeper into her pussy. I was slamming poor Betty down into the mattress and grunting. You know that feeling, everybitch does it. As you start to cum, instinctively her pussy starts to contractand grip your cock milking every hot drop of cum out of your balls and helpingto take that sperm deep into her body, to her eggs. I want to see that momentin her eyes, her face, when she breaks, when her spirit is crushed. That lookof complete pain and degradation in those crystal blue eyes, as they get wateryfrom the tears and shame, her cheeks flushed, and her mouth, with those.