At the next services I parked away from other vehicles so Jean could get out of the car and dry herself. I bought a newspaper to put on the seat so sh... could sit on it for the rest of the journey and absorb some of the moisture out of the seat.Sometime after, our local car dealer had an amazing offer of a discount on a new car if we traded ours in. The new car was a more upmarket model in which we had a test drive and thought we had got a great bargain. When taking the test drive there was one. She slowly moved forward and bent to bring her mouth close to the top of my cock. She inhaled the aroma of my cum deeply before taking her tongue out and licking the drops of my pre-cum.“Ummm,” she let out a moan while savoring the taste of the mixture of my cum and pre-cum. She moved her tongue over the tip of my cock in a circular motion. She kept looking straight into my eyes while doing all this. I never imagined that this simple looking lady would be such an amazing sucking artist.It was. He was well stocked, I could tell.I fumbled with the opening to his trousers. In a split instant, I managed to free his manhood. His shaft was very this, much thicker than Billy Bobs. He was also a lot longer. In fact, he was huge.“Do you think you can put it in me?” I asked.He silently pressed his schlong against the opening to my vagina. He slowly slipped the head of his circumcised tool in as I parted the lips with my fingers. I closed my eyes. I could feel him filling up my vagina. I had. “It’ll be okay,” she said softly and I held her close to me. Over the next several minutes, I was only dimly aware of the cacophony of grunts and moans some four feet in front of me and allowed myself to become lost in my sister-in-law’s mixed scents and the warmth of her body touching mine as we sat there. Finally, she whispered to me and the gentle brush of her breath on my face sent a shiver through me. “I want to give myself to you,” she said simply, “but not here and not like this. I want.