Then she felt ropes being tied around her wrists; binding her hands together and then them being pulled tight above her head as they were bound to the... headboard. She opened her mouth to scream but felt as if a hand was preventing the sound coming out and as she managed to draw a breath in she was greeted with a sharp stinging sensation on her right side of her face as she felt a violent slap.Next her legs seemed to be being forced open and no matter how she tried to stop them they were dragged. I said “we will find soon a solution to this”.My sister was very beautiful and looked like a foreign lady. Before her marriage, I myself admired at her beauty. Her tiny boobs and curvy hips and butts will attract any male. She now hated my brother-in-law for having relationship with another lady. She did not allow him to touch her body. One day I was taking bath and I forgot to lock the door. Both my brother-in-law and the child had left for the school. Suddenly my sister entered the bath room. She was in her element now, no trace of the earlier shyness. "Take off your shirt" she commanded, "I want to feel your skin against mine." Still holding her with one hand, I deftly drew my t-shirt over my head with the other. Her baggy shirt quickly followed suit and we were drawn together, her naked and me wearing only my jeans. I gathered the courage to take the initiative, laying her gently down on the bed I left a trail of kisses and short caresses with my tongue from the where the crease. We can watch it shoot together.'That did it. 'Time to head for the sink,' I said. I walked to the bathroom with my twitching cock pointing the way and Eileen right behind me.When I got to the sink I knew it was time. 'Are you ready?' I asked. My breath was ragged and short.Eileen got in close so she could see. 'Go for it,' she said.I stroked my cock a few more times and the first shot of cum fired out and hit the mirror. Eileen giggled and then the second shot hit the sink. I had my head thrown.