I sat down on the floor cross-legged, eyes level with their connection point, and watched he renewed his efforts to cum inside her.His eyes were fixed... on mine and he had this mixed smile, half smiling and half grimace, wondering why one so young could express such an interest in the act of copulation now enacted before her young eyes.'Do you like it' he was whispering to me and my eager nodding in the afirmative, only served to encourage him into further renewed effort on top of her ass.At one. I felt her navel and pushed her onto my boner and crushed her ass on my boner! And not only that, I gave a peck on her neck in a sudden surge.She quickly stood up and turned and gave me a look. Then she sat on my lap and we looked eye in eye. “If this is what you wanted, you could have asked me straight, dumbo!”, she said. Then she took my index finger in her hand and put it in her mouth and licked it. Riya smiled and then kissed me on the lips.I broke the kiss and said, “Sorry, I had. I waited a minute or two longer before I stood up, picking up a folded beach blanket from the chair on my other side as I rose. I walked to the steps that went to the path that disappeared into the darkness and down to the beach."Come on." I told her.She blushed. I knew what she was thinking. Was she that obvious? To me she was. I was willing to bet large amounts of cash that she had experimented a bit with a friend "back in the days". Probably the usual, practicing kissing with another girl.. He was obviously ill equipped for a the hike, but she told him what things he could get away with. The few things she said he absolutely had to have were luckily relatively cheap.“Becky, you obviously know way more about this than I do. I really appreciate all your help, it's been invaluable. You know, if you aren't doing anything, it would be awesome if you would come along with us, and make sure we stayed safe and didn't take a wrong turn. I'd be eternally grateful if you wouldn't mind.