"Please, take it out." I begged between my clenched teeth, "It's too big for me." Oh I'm sorry." Dr. Tobias said with mock sympathy, slowly withdrawin... the head of his throbbing manhood.I was just about to heave a sigh of relief as I could feel the head of his penis exiting my virginal pussy, when he suddenly shoved his cock into me hard, all the way up to his black balls."Aaaaaahhhh………. shit! No, don’t **** me….!" I shrieked, and then started crying even harder. This was not how I imagined my. "You still think there is no other way to save her marriage, ma?" Yes son, there is no other way I can think of," she was matter of fact."Alright then," he said and left for work. All through the day he was excited and had to try hard to concentrate on his work. His thought kept going to his sister and he was now seeing her as he would see any other woman and saw the possibilities with her in bed. After work on his way home he stopped to buy some flowers and sweets. This is nothing new since he. "Thanks," said the doctor and she left. Left me standing there with my hard-on sticking out in front of me and pointing at the ceiling. The doctor opened a drawer in his desk and handed me a ruler. "Measure it."I did and handed him back the ruler."Well?" he said.I blinked and swallowed. "Eight inches," I said, "and maybe a quarter." I'm going to call it eight and a half," he said, opening a manila folder and writing."You won't tell my mother."He smiled and said, "Of course not. Keep it clean,. You couldn’t learnhow to suck cocks this way unless you had a little natural talent and Gail sure hadmore than her share. She was almost as good as Crystal and she hadn’t beenpracticing nearly as long. The two sisters were simply incredible!Gail’s lips were sliding up and down the throbbing surface of Jerry’s cock and hegave a groan of approval as she fucked his prick with her throat and lips. Her slimfingers streaked on his quivering testicles and his cock jerked wildly as the arousedbrunette.