your watching a movie with your step-sister and parents but there glued to the tv and your stepsister is trying to get your attention she opens and closes her legs teasing you and then fingers her self as she wants you to look at her and not the movie . she crawls over and gives you a hand job and sucks your cock . you nearly get caught and she says your having a brotherly cuddle . she continues to suck and then tells you shes gonna fuck you she tries to. e quiet but cant help but moan. she begs for you to cum in her pussy and quickly puts your cock away and sits back down to watch the rest of the movie