I've been in the dark about alot of things but I never thought my step-son was already masturbating! I came home early from a night out with the girls, slipped on my robe and headed for bed. I opened my bedroom door and the lights were out. I could barely make out what I was seeing but once my eyes focused I saw my step-son sprawled out on my bed beating off. He hadn't noticed me yet and I watched him for a minute or two. Suddenly he turned my way and our eyes locked. I told him what a pretty cock he had. My pussy was tingling. I sat on the bed in front of him and showed him just how to cum li... Show more