Sophie is a monster expert. Thanks to her Big Book of Monsters and her vivid imagination, Sophie can identify the monsters in her school and neighborhood. Clearly, the bullies are trolls and goblins. Her nice neighbor must be a good witch, and Sophie's new best friend is obviously a fairy. But what about Sophie? She's convinced she is definitely a monster because of the "monster mark" on her face. At least that's what she calls it. The doctors call...