"Mary was in a state of shock as she put the letter down. "There'sthis," I said offering it to her."I would have no objection to her becoming a man. ...It would strengthenher in body and mind. Still, I am concerned it would create a scandal.Therefore, I prefer her to remain a woman albeit childless."Mary then read the last letter. "If she becomes a man, only thoseclose to her will remember that she was ever a woman. Do not fear ofscandal."Mary checked the letters and found nothing indicating. The summer when I turned 16 my parents went away for a couple of weeks leaving me at home with Chris and Tony keeping an eye upon me in case I needed any help.One day I came out into the garden and whilst Chris hung out their washing we got talking over the fence. I stood admiring Chris's shapely rear as she hung the washing.It turned out that Chris was all alone since her son was with grandparents and her husband was working all day. Chris asked if I fancied coming around for lunch. I. I imagined her rubbing her little pussy as she watched me.I continued on for a bit and the more horny I got the more I wanted my little s*s to see more. I got off the toilet and knelt down on the floor facing the door with my legs spread apart. I was about two feet from the door stroking my dick for my little sister. I was so horny and so excited. In a low voice I asked her "Do you like seeing my dick?" Now she knew that I knew she was there but the mirror did not leave. She must have liked. I got hold of her hair and started fucking her mouth. After 5 minutes she stopped and asked me to fuck her.I laid her in doggy position and tried to insert in pussy from behind. It is very tight and I gave one hard push and she was yelling. My entire dick was more in her pussy.I started fucking her slowly and increased the speed. She was moaning heavily and abusing me. After hearing her words and took my dick out and placed it near her ass hole.She asked what am I doing. I said “I am gonna ram.