She was pacing the house, wringing her hands and wondering for the hundredth time how she had gotten herself involved so deeply in this. She heard the... voices before the door was opened and knew her son had actually come home with someone just as he had said he would.She stood still, trembling with a mixed sensation of fear and excitement.Brian came in, followed by a boy about his age perhaps a year older. As he had said, Sabrina did not know the boy. He was nice-looking, an inch or so taller. Standing up, she unfastened her blue skirt and quickly stepped out of it, revealing feminine curves outlined in trim white panties and full, shapely, stocking-clad legs. Attired only in her matching white panties and brassiere, black garter belt and dark-brown stockings, she paused for a moment to allow him to inspect her alluring feminine curves. A teasing smile on her hotly flushed face, she kept her eyes riveted on Frank's stiff, hotly pulsating lance.Frank watched intently as she reached. Aaaahhhhhh…..Iisssss…. Maine excitation me jor-jor se dhakke marna start kiya aur jada excite hone ke karan 20-25 dhake mar kar mai unki chut me hi zad gaya. Hum thodi der aise hi pade rahe… Wo mere lund ke saath khelne lagi, unka abhi paani nahi nikla tha, thodi der baad mera lund khada hone laga to uth kar gown pehn kar kitchen me paani pine chali gai.Jab mera lund puri tarah khada ho gaya to mai uthkar kitchen me chala gaya. Wo dusri taraf muh karke khadi thi. Mai ja kar unko peeche se. She wore black doc martens and a short skirt."Sit down sweetie" she saidWhere on the floor? I asked curiously."Yes!" she responded angrily "I'm not exactly sitting in bed with you".I sat down curiously awaiting whatever was in store for me."So as you know I'm in charge for the next week which means you need to obey everything I tell you. Everything."I nodded obediently, ok I said."Ok what??? Your going to address me as Mistress from bow on, for too long you've been treating me as your sister,.