She had a look of a k** at an amusement park. I just let her get used to it. Maybe I would not have to end up returning it after all.The next day, I a...rrived home. She called me down below. When I got there, she was in the swing, only naked this time. She said maybe we should give it a test run. I tore off my clothes and had an interesting time. In addition to our bedroom time, we seemed to add a few days a week of basement time. When I rented dvds, I started selecting a few bdsm/ bondage titles. They followed the man's instructions, now issued in short phrases sincethey'd heard them before.They made out and caressed each other's bodies.David was already fully erect so after a minimum of sucking Mike lubedhis cock and started to get in position."Girl on top," the man said. "Cowgirl style. Yippee-Oh!"Mike straddled David.If he didn't look toward their crotches David could imagine a girl was ontop of him. He tried to keep that thought in his head.Mike held David's cock straight up and. I asked why,he said to get comfortable. I said ok and took them off. Now totally naked, he said I had a nice body and to turn around so he could see all of me. I turned slowly as he ran his hands over my stomach, then my butt and back to my stomach. He pulled me down and sat me on his lap. He rubbed my chest and gave me a hug. He reached down and rubbed my crotch touching my dick. I asked if he was going to get the magazines, he said to close my eyes and think about the pictures. He pushed my. Maaaaaark, ahhhhhhh fuuuuuuuck…..I’mmmm cummmmming………ahhhhhhhhhhh……………..”An orgasm like I haven’t felt in a long time began to surge through my body. My legs were wrapped around Mark’s ass, my arms were around his body and I was convulsing like a maniac, cumming on his hard cock.Mark’s head went down beside mine and kissed my neck, he grunted and thrust his hard, swollen cock deep into me as he spewed hot ropes of cum against my cervix. I could feel the hot fluid splashing against the walls.