Gemma Mayfield feels like middle school is a lot to bite off and chew. School, ballet classes, and planning on how to get Trevor Davis to ask her to the Halloween Dance are a tough balancing act. On top of that, Gemma is convinced that her science teacher, Ms. Pruett, is a witch.
When things start getting fishy at school, Gemma knows that Ms. Pruett is behind it all! Students are getting spells placed on them and start to go missing. Gemma and her best friend, Izzie, vow to stop Ms. Pruett from doing any more damage. Will they be able to save Middleton Middle School from witchcraft?