You fucking pervert. I caught you spying on me while I was getting dressed, and I’m pretty pissed off. Seriously, I’m your big step-sister. So what better way to get back at you than to make you stroke your cock in front of me? At first I’m really just trying to embarrass you, but as I see that my little step-brother isn’t quite so little, I get a bit turned on. I take off my bra so you can see your sisters nice perky tits, and then offer to suck your cock a bit...just so you can have some spit for lube, of course. I encourage you to keep stroking, and finally I ask you to cum in my mouth.... Show more