Halloween is supposed to be the most magical night of the entire year, but it can be very frustrating when you are an actual, real life witch! While everyone else in Brewster is excitedly planning their costumes, Heidi Heckelbeck is feeling annoyed. She hates seeing people dress up in fake pointy hats when they have no idea what real magic is like. Things get even worse when the school bully, Melanie Maplethorpe, decides to dress up as a witch. To get back at her, Heidi decides to use her powers to dress up exactly like Melanie! But Heidi's clever prank goes way too far, and she starts acting in a way that deeply hurts her closest friends. You will wonder how Heidi is ever going to fix the giant mess she created. Follow along as Heidi discovers that getting revenge is never as satisfying as it seems, and that saying you are sorry is the most important magic of all.