"Twelve-year-old Mack MacAvoy and a team of other twelve-year-olds travel to Europe to find a special Key that will help them defeat the Pale Queen and save the world from destruction"--
- ISBN10 0061833703
- ISBN13 9780061833700
- Publish Date 21 August 2012
- Publish Status Out of Stock
- Publish Country US
- Imprint HarperCollins Publishers
- Format Hardcover
- Pages 288
- Language English