My kinky taboo fantasy,

ive always been open and interested in the more kinky and taboo aspect of sexuality, the things that a lot of people find or call dirty, nasty, wrong, those things i find very exciting and fun, i have this one niece that likes to come over and get high on bitches and fuck, me and her have been fucking on and off for a few yrs now,, but i have a couple nieces staying here with me,,, and the one is kind of hot, every now and then she has a friend come over for a visit, and when he is here i can here them fucking as her room is above mine, and its such a turn on to hear her get fucked,, ive been wanting to try get with her for a while now,, when they have sex it sounds like she has a real tight pussy,, id like to find out.