Now that you've finished cursing and yelling at me, let me explain. Whether or not I bother untying you before your evil ex, my sister, comes home and finds you naked on her bed depends on two things: How many orgasms your tongue gives me, and whether or
I got a SnapChat notification from my new step-sister. Seconds later, she burst into the room, yelling "DON'T OPEN THAT MESSAGE!" Unfortunately she was too late though, and now I knew her secret.