*You start looking through her book to help answer her question and notice some pictures of naked girls in there*
You: Katie! Why do you have these pictures in here?
Katie: I was just rubbing myself a little, like this...
*Katie climbs on the table reaches out and rubs your dick through your pants*
(Rub yourself through your pants for 5 minutes)
You: Please stop Katie this isn't right.
Katie: I know but I can see how much you want more. I saw you get hard when you came into my room. Common Daddy, did you really think I wouldn't notice?