My step-sister isn't really a "bad girl" but she does get herself in trouble. So she is totally locked down with an ankle monitor and everything. I feel really bad and when I come downs stairs she can't even get the streaming to work on the TV. It's hard with her sometimes because whenever step-mom and step-dad aren't home she wear hardly anything, but we've always just been like that, I walk around in my underwear when it is just us too. Today is different though, she keeps brushing her foot against my thigh and staring at my crotch, and when her foot rubbing on me makes my cock start to s... Show more