I figured we were all adults, and bodies do touch in a spa. Soon, we were playing "footsie!" It became more aggressive, and soon feet were sliding up ...ach others legs. It was heating up, and not just because of the water temperature. I unseated myself, and duck-walked to the 2 of them - telling them what a great time I had been having with them. Valeria leaned forward and kissed me on the mouth: "Thanks, Jon, for inviting us. We talked about you quite a bit after we left the pub!" Valeria then. "Damn, we forgot to put sun block on." Sam said. When we got back to the shore, Lynn shouted she gets her back done first. So she laid on her stomach and Sam laid on her back and started to put sun block on her front. I took the sun block and put some in my hands, straddled Lynns upper thighs, and I could feel the heat coming off her pussy and onto my balls, as I started applying it to her shoulders, with my cock laying in-between her soft smooth ass cheeks. Every once in a while Lynn would. He must have seen the alarm on my face. 'Don't worry, I won't force it, and you know you want to try it.''Oh God.' I groaned. 'What if it hurts?''If it does, I promise I'll stop. But it won't. You saw how easily my finger went in with oil on it.''Yes.' I protested. 'But that was a finger, not your bloody great dick.''Thanks for the compliment.' He chuckled, rubbing more oil into himself. 'But it isn't that big.'I giggled, I couldn't help it. Perhaps it was nerves. 'It isn't that small. Truth be told, I came to love the taste of jism.Usually, after a few sessions of self-exploration, I’d sneak the cum-crusted panties back into her clothes hamper, and explore her underwear drawer for my next prize, assuming nobody was any the wiser. Again, it never occurred to me that anyone would notice -- I never claimed to be overly bright.In my defense, it didn’t help matters that Penny was blossoming into quite the beautiful young woman. Standing 5’8” tall, and weighing no more than 120.