I smiled and said, "Go ahead. You know you want to. I want you to do it too."Mom straddled Fred's hard cock and in one swoop she sat down on it.Fred's...hands were pulling on her tits. He put one hand behind her and stuck his finger in her ass.I walked over to them and started rubbing my cock on her back and neck. I left a trail of pre come.Mom was grinding her hips back and forth, rubbing her clit on his pubic bone.Fred's big cock was soaked with mom's juices. Mom's movements were becoming. I had never had anultrasound before. I was nervous. "Will it hurt?"The doctor and nurse laughed together. This time the nurse, a heavysetblack woman with wisps of grey in her hair, responded. "No, honey, itwon't hurt." She held up a wand that looked like a large microphonewith a flat top. "We're just going to rub this on your belly and lookat your baby and see that beautiful heart beating away. It's easy, andit doesn't hurt the baby."The nurse stood up and walked over to me. Jessica. When he nodded, I slowly ran my fingers under his tee-shirt and over his skin. I pushed the material up to reveal the very securely attached cannula slowly administering insulin into his abdomen.Biting my lip, I trailed my fingers over his crotch, brushing fingertips over his cock. To my disappointment, it was soft and flaccid but I raised my eyes to his and as I continued to stroke his length, blushed and told him I wanted to give him a birthday treat.Molly moved towards his head and ran her. . . troubled.“Hey, you okay?” he asked before he could stop himself.She jumped a little at the sound of his voice and looked at him, clearing her throat. “Colin. You’re back.”“Yeah . . . ” His voice trailed off as he noticed what she was wearing. Nothing but a slouchy sweater. It had slipped off her shoulder, revealing her right breast. The fine lace of her bra did little to hide her nipple from his gaze. Her long, smooth legs were tucked beneath her. “I . . . damn.”She seemed to realize her.