We are watching a movie together and then I, your step-sis, notice you have a hardon. It is hard to ignore it as it is making a big tent under the covers. I start talking about it and you mention that you are a virgin. Not only that, but no one else has ever seen or touched your cock. That isn't right! I ask to see it and as I take it out I start to automatically touch it. It looks so nice and you start to enjoy the feel of my hands on it. I keep stroking it and then use my mouth as well. We have to be quiet as everyone is still awake in the house. I keep teasing, but then make out a plan w... Show more