My Stepsist discover me Watching Porn

I WAS ALONE AT HOME AND I WATCHED A PORN BECAUSE I WANTED TO FUCK AND WHILE I WAS THINKING ABOUT MY STEP-SISTER WHEN I WAS DOING HER EXERCISES IN THE LIVING ROOM I STARTED TO MASTURBATE AND IMAGINE HER DOING THE EXERCISES IN FRONT OF ME SO I CAN HELP HER, SUDDENLY I FEEL SOMETHING FALLS ON ME AND IT WAS MY STEPSIST LOVERING ON MY DICK TELLING ME SHE WOULD SHOW ME HOW WELL SHE DID IT WITH HER MOUTH, SINCE SHE KNEW THAT OUR PARENTS WERE NOT AT HOME THEN I PUT MY PIECE INTO HER DELICIOUS MOUTH MAKING HER SWALLOW IT ALL AND THEN I TOOK HER BY THE HAIR TO SHOW HIM HOW I IMAGINED THE EXERCISES THAT I DID EVERY DAY IN THE ROOM