We went out on the lake. JP and Jackie volunteered to go tubing first. They both sat in a large tube which seated both of them comfortably. The tube w...s sitting mostly in the water. It was designed to look like a coke can that had been sawed in two parts. I suddenly realized what Becca was talking about. We were going to do it in the tube.After about twenty minutes JP and Jackie both jumped out of the tube and into the water to go for a swim. The boat turned around to pick them up. Becca and I. Good night.” I said nervously, I didn’t know what else to say “Good night.” He grabbed the handle on the door to get out but never pulled it. “Chris, I had a good time. Thanks” I smiled towards him hoping I didn’t look like a bl**dy Cheshire cat. “Me to.” His smile melted me, it was perfect. Before I knew it he leaned over to me and kissed me on the lips. Not just a peck but a full blown kiss. When he parted I could do nothing but stare at him, did that really just happen or was it my. So I pulled my dress up and spread my legs. I reached down and started awkwardly rubbing my pussy. He looked quite shocked and stepped over to the table and reached to pull my dress down."Young lady, I could lose my license. I can examine you but the nurse needs to be in here." As he was speaking l still had my legs spread so I just started rubbing again and begging him to teach me. And even though he was trying to be professional, I could see that he was getting a hard-on."Please doc, teach me. “Mmm yes,” Michelle moaned, “cum for me Dave. Cum inside my mouth, or over my face and tits. I don’t care. I’d like to watch you cum though, to see your cum shooting out of your cock and onto my body.” I jacked myself off until I could feel that I was about to cum, I knew that it wouldn’t take long, not after all the fucking we had done this afternoon.“Here it comes,” I warned Michelle as I felt my cum boiling up from my balls, “I’m cumming now!”Michelle sat dead still, her eyes closed. “Cum on.