It was truly tighter than the proverbial waterproof ducks arse. So virginally tight, but Erica’s mind was loosening to the experience fast, some cut... ‘ahs’ escaping unevenly. It was time to shape her orifice with hard meat. Bernard engaged years of experience for this most memorable of buttholes. Tensely stretched and firmly wrapping, yet pliant, only just yielding, remaining tight like a rigorous athletes training schedule. Her puckered flesh drawn out snugly as his penis moved out and. There was, in fact, no difference in them until the breeder's 24th year. For some reason still unknown, their sensory touch ability and virility did not surface until that point in their lives. Generally, the time between 24 and 25 was very stressful in a young potential-breeder man's life. Very few developed after they turned 25. Their scientists knew this was a genetic defense, but could not pinpoint how or why it happened. And so it was a great relief when they woke up one morning with the. Oh God….deeper…fuck, baby, push. Don't stop. Oh God!” I screamed as I spread as wide as I could and pushed back as much as I could….My entire uterus and vagina were spasming as the orgasm quaked across my being. I was cumming hard and making sounds I usually do not make, when Sawyer said, "Miss Cindy, I think I am going to cream. I can’t help it.”For the briefest of instants I did not understand what my young lover was saying to me. I had never before heard the expression ‘cream’. But within. This won’t take very long, by the way, if you keep doing that.” Clearly, Leah knew her way around a cock. Her touch was perfect, light and feathery, a slight twist as her hand rode up over the sensitive head with each stroke. With her other hand, she cupped and fondled my balls, her middle finger teasing that oh-so-sensitive area just behind them and occasionally tickling my anus. The girl had skills.“Fuck, Leah… you’re going to make me come!” I’d been intensely aroused already, and she was.