I push her down into the mattress, “take off your fucking clothes.” I tell her and she looks up at me her eyes wide and filled with tears and a bi... red hand print on her cheek where I had slapped her.“Please, just let me go please.” She starts to beg but her begging and crying just turns me on.“I said take off your fucking clothes.” I growl and when she doesn’t move I raise my hand, “don’t make me hit you again.” I tell her and then watch as she quickly reaches her hands up to take off her tie,. She had always been plain, and would probably always be plain. Her nose looked a little off center, or maybe her eyes were too close set. Her hair was thin and a mousy brown color. She couldn't afford the special soaps that might have made it shine more, and it hung limp to her shoulder blades because she didn't know how to style it. Her father was a mill worker who made enough to feed his eleven children, of which Sally was the youngest, but couldn't save anything for his retirement. Her. Are you sure you don’t want me to I said tease her with rubbing it around her pussy. It fills so good though she said back. She obviously wanted me to. I can stop I teased, oh my oh my oh my she said, sod it go on and with that I gently guided my hard cock into her wet pussy. I looked at her facial expression she loved it. I pushed it further in, ooooooo fuck she said, oh that fills great she said as I started thrusting.My hard cock was now buried in my mum, I started fucking her, I had her. I could see her naked silhouette through the frosted shower door. Even with that distorted view I could still see her fantastic 34D tits and her gorgeous long dark red-brown hair. I got out of my underwear in a flash, my hard throbbing red cock leading the way. I slid open the shower door, Kelly smiled at me and said, "Glad you decided to join me in the shower." She glanced down at my cock, "I see my little brother is happy to see his sister naked." This was the first time I had seen Kelly.