We were having fun hanging out, and started to watch another movie. But not 30 minutes into it, they had escaped to the room by themselves. I waited f...r awhile, and continued to watch the movie. It wasn't long until I heard the bed squeaking and her moaning. I couldn't believe it! They were fucking on our Girls' Night! I actually wasn't too pissed and surprising was getting a bit turned on. Since I had no one to fuck, and I didn't want to be some sad, pathetic loner and masturbate to my friends. Suddenly fallen on her and clothes got dirty. She went inside for changing her clothes. She came back after 10 mins and too my surprise she has changed her clothes to one night dress. It was a two piece silk nighty of maroon color & her curves are clearly visible in the dress. Post dinner we had some more chat about our personal life which anyway is not going on well for her.Around 10 I told her that I must leave now, she again insisted to stay back which I clearly refused and got up. Her house. " He gently turns me in the seat so I'm shielded from view and so he can watch me. I feel the heat of my blush, and my arousal, as I unbutton the first button. His fingers follow mine, stroking each little portion of skin as it's uncovered. He pushes the edges of my sweater aside and pins them under my arms leaving me clad only in a very sheer lacy camisole. I know he is looking at me.My nipples harden. His fingers caress my bare skin and I feel them harden even more, dark pink as they brush. A grin spread across his face and his eyes looked at me in a way no man had looked at me before. He stepped forward right up to me, grabbed my arse with one hand and pushed the door closed behind him with the other. His other hand was now on the small of my back, pulling me towards him until his lips met mine and his tongue slid into my mouth. His kissed me hard as his hands slipped from my back, across my arse, down to my thighs and back again. My knees felt weak. I instinctively slid my hand.