She was reluctant at first because of how busy she was with her career. But I eventually convinced her that it was the right thing to do.In the end, w... both got more than we anticipated.I was standing in the large living room watching park her car in the driveway. It was Sunday afternoon. The sky was clear, but it was really cold. The wind blew her long hair around as she walked toward the front door. She was dressed professionally as always, with her appearance well kept in a warm outfit. It. She gasped, moving faster. Her breasts jiggled, one in my squeezing hand, the other free to bounce. Her eyes smoldered.“Yes, yes, yes, Isaac!” she hissed. “Cat! Work that pussy! My little sister's pussy!”“You're going to cum in me, aren't you?”I nodded.“Good! I want to feel you spurting in me. I want to experience your hot seed pumping into me again and again. Flood me, big brother. Flood my cunt with all your cum! It'll be amazing! I'll feel incredible!”“Yes!” he groaned. “Shit, shit! Just. “You know, all the glances that you’ve had of me, not once have I seen you naked bro.”Nick’s heart pounded. His 8-inch cock was rock hard. Did his own sister really want to see him naked? Or was she just teasing him? He decided to call her bluff and slid his hands in each side of his boxers, pushing them down.Rebecca bent slightly to pull her brother’s boxers down off his legs. He lost thought, pulled his t shirt off, and settled back on the couch. She slowly dropped to her knees between his. Blue with bananas or gold with elephants on - and a massive smirk on my face. I'd sometimes make idle chit chat pretending I didn't know what they were doing as I stood there with my cock somewhere between flacid and semi erect as it bucked a little against the satin or silk.By the third time it seemed it didn't put them off but that time they had knocked on the door hard mid-fuck. I was close to cumming and was pretty pissed off when I went to answer the door. "Sorry to disturb you, were you.