Your Step-Sister wasn't expecting you to just walk into her bedroom! You tell her you've discovered one of her naughty little secrets!... You tell her you've found a filthy sex tape of her online and now you want to use it to blackmail her! Ashley knows your parents won't be impressed if they find out about her X-rated videos and now she's willing to do whatever it takes, even if that means encouraging you to WANK over her!