We toured a couple of movie studios in the afternoon. I walked behind Shirley, watching her every move. I hardly noted what we were being shown beca...se all I could see was this pretty girl that was giving me so much attention. Sometime during the second tour she had taken my hand in hers and suddenly it seemed I had graduated from the boy she was obligated to show around to that of a boyfriend. At that point I did not know how she felt but I knew I was in love.We had dinner with her parents. Although we had never had any sex with anyone else since we'd started dating,I have always been an exhibitionist, and Mark really seemed to get off on it, so I had lots of "provocative" clothing in my wardrobe. I chose a sheer red top without a bra, so my big, dark nipples were clearly visible, a tight black micro-miniskirt, sheer black panties, stay-up black stockings, and a pair of 6" black high heels. As usual, Mark was ready long before me, and he was waiting downstairs for me. When I came. They snapped pictures as they walked, the forest greens, the sky blues, and wispy clouds that had floated in for the time being. The day was gorgeous, warm for the mountain summer, and they both shed the light jackets they were wearing. The walk to the lower falls was gentle, easy, and the pictures they each got there were good. Each pleased with the results, they set off for the upper falls, and the walk became a bit more taxing, so they took their time, pausing to rest, and drink water,. . I thought.” She could not finish her sentence. “Take off your clothes,” I said as the only answer that I had. She shook her head and looked at me. “Take off your clothes,” I say more harshly this time. Carrie looked at me startled and began to take off her clothes. Once she was naked she just stood their. Her nipples were hard and her pussy was exposed. I watch Milo look her over and I could feel his cock twitch inside of me. I knew that he wanted Carrie as well and I was going to make it.