“I said harder, you filthy slut and right on the nipple, or I’ll make you regret it.”I smacked my nipple and cried out at the pain.“Again, and...keep it up until I tell you to stop, and no complaining either.”I hit again and again. Tears streamed down my cheeks as pain built. “Oh, Master, please it hurts. Please, no more.” As soon as the words left my mouth, I knew I’d made a terrible mistake. I hit my nipple harder, hoping that might undo my mistake.My Master smiled at me, and I’d learned to. Carol asked in my ear, ”Oh my God is that real?” I looked at the bed. Keith was laying there with the silk sheet covering himself. His huge boner was tenting the sheet as he watched us.”Yes it is and it feels so good,” ”Care to taste it first,” I said to Carol. Carol shook her head, yes and we moved on the bed. We each took turns kissing Keith then each other. I pulled the sheet back exposing Keith's throbbing hard cock. We got on each side of his cock. Our hands went to his cock gripping it.We. O.V.......My brother's dick startled me a bit. It was giant! I guess that I was just turned on. Wayy too horny, because what happened next changed our lives forever......"Put that thing away!!" Sorry sis, but your sticking your tounge down my throat!" Haha, well then I guess I'd better show you how to take care of your....current....situation."And I knew just how to, too....I had him lay his head on my pillow, and crawled to the foot of the bed. Putting each knee on either side of his legs, I. … It got out what you guys did behind the school last week, Reggie told me, with a glint of disappointment in his eyes. WHAT?! I practically roared. I told her to be careful around you. So who did you blab to? Reggie demanded. Wait… what have you heard? I asked. I heard you whipped it out and then the details get fuzzy. Ive heard a couple different stories. Thats fucking bullshit. I only told one person, and hes my best friend. He wouldnt have told anybody… and he sure as Hell wouldnt have.