After that she asked me are u free tomorrow I said I am free tell me where can we meet. She said there parents will be home so not possible in my hous.... I said not a problem we can meet in my flat is said safe and secure and know one will distribute us I said to her she agreed and told me get drinks I bought and I texted my address to her but she got confused so I went and pick her I was seeing her in real she is dam sexy in that dress wearing white shirt and blue pant all her assets are. As I was pushed into the back, the blindfold slipped slightly and I saw the shape of a shining black BMW that I recognised...Part 2So there I was, hands tied behind my back, trousers and pants around my ankles, t shirt tied around my head, being dragged across a - hopefully still - deserted service station and chucked into the back seat of a black BMW. I landed face down, my top half in the car, and my legs dangling out of it. My captor laughed and pressed down on the small of my back, stopping. I started to move my hips at her pace, slowly going deeper and deeper into her. I got a little into the movement and tried to shove as much of me into her as I could and she screamed out in what sounded like pain. I knew that I hit something and I thought that I hurt her. I didn’t know it at the time but I guess I am well-endowed at 9 inches long. Her cries stopped as she started to push back into me again. I leaned over her and grabbed a handful of her right breast while keeping my left hand. I stood up and dropped my boxers, my virgin penis popping up. I got back down between my sister's legs and took my erection in my hand. I placed the tip at the top of her vagina and gently ran it down her slit, a shiver of pleasure shooting through my body.As I ran my penis up and down on my sister's vagina, I kept an eye on her face, looking out for any signs at all that she might be waking up. There was nothing. She just kept on sleeping, completely out of it.I paused in my rubbings, letting.