Extreme pantyhose encasement sex

My new girlfriend comes home from work, wearing a white blouse, a black skirt, suntan pantyhose, and black stilettos, her required uniform for work. She's found out about my pantyhose fetish, and wants to surprise me, and show me how to REALLY satisfy it. She pulls out a few special pairs from her dresser, and tells me to put one pair on myself. This is a special pair, with a "3rd leg" sheath for my cock. She gives me a peek under her skirt and reveals that she has the same "3rd leg" sheath pantyhose on, but with her sheath already stuffed deep into her pussy. I am instantly rock hard, but the nylon fun doesn't stop there. We both get completely encased, head to toe, in suntan pantyhose at this point. She sucks and jerks my cock, I lick and finger her pussy, and we fuck - all through two layers of pantyhose...she keeps telling me how nasty I am for having a pantyhose fetish the whole time, lots of dirty talk...I pull out right after she cums, and she finishes me off with a vigorous h