So he gently took his tongue and lickedIsabel's shaft as sensually as he could. At the same time he began torun the fingernails of his left hand on Is...bel's thighs and balls untilshe was nearly completely hard. His wife also knew that he liked it whenshe swished her hair over my entire groin area so he did the same thingfor Isabel and within seconds she was rock hard. Another thing that usedto turn him on was when she looked up at me and let me know that she wasserving my needs so he turned his. My face was turning red as I handed her white thong back she smiled seductively as she put the underwear away her hand was under her desk.Her firm nipples pushed against her top I could feel my cock start to tingle and my jeans tightened round my crotch as a semi began to appear.She stood up and sorted her tight short skirt.Letting me peak at her shapely thighs and the top of her stockings.She sat on the edge of the desk in front of me with her legs slightly open.My jeans got tighter as I tried. There it was the most beautiful sight in the world. My beautiful sisters asshole and pussy.I scooted up behind her hold my throbbing cock in my hand. I pulled the foreskin back exposing my purple cock head and nudged her brown hold. I pushed a little but, it wouldnt go in. Mel said she would try to relax and reach between her legs and started rubbing her clit. I felt her butt hole relax a little and I pushed again. This time I got in a little. I grabbed her hips with one hand and guiding. " I was still reeling from the sudden shock of seeing my sister's boobs, and I couldn't form a sentence. "I'm sorry. I shouldn't have done this", Leena said moving quickly back towards the kitchen. "Wait", I said, grabbing her arm, "Let me see." I gently pulled her arm to turn her body back to face me and began to study the mounds in front of me. After a while of looking them over, following their contours, admiring the nubs that her nipples, I made my assessment. "They look great Leen. They're.