Costume Decoder: What Her Hallowen Costume Says About Her

Ah, the sexy librarian. She’s hiding more than book smarts—and wants you to find out exactly what that is, says Ricky. And while this bibliophile might play coy, there's a good chance she can find one of your lifelong fantasies on file, if you let her take the lead. (Psst. Don't forget to keep whatever you check out past its due date for a follow-up call.)