You, your girlfriend and I, her stepsister are spending the evening watching a movie. My stepsister drifts off before the movie ends. We finish watching it together and start chatting. You are very talkative until I mention that I have noticed that you have been checking me out, even with your girlfriend around. You try to deny it but the bulge forming in your pants is proving me otherwise. You want to cover it with your hands but it’s not really getting the job done.I begin to tease you by moving my finger up and down your crotch as you let out a pretty loud moan. Come on! If you’re loud, ... Show more