Your sexy step-sister Natalie is beside you reading, on vacation with your parents & you haven't had any alone time at all this trip to rub one out. You think you can start jerking under your beach blanket but your step-sister looks over suspiciously. suddenly, she asks if you're touching your cock and rips away the beach blanket!! OMG you fucking little pervert... you ARE jerking it... cover up slightly with the blanket but only so she can see you... keep going.... she wants to see how you jerk it. She can tell you're unexperienced & starts telling you different techniques to jerk to, demo... Show more