Three teenagers living in Camelot are forced to undertake a dangerous mission when King Arthur's court falls under a mysterious enchantment on the eve of the quest for the Holy Grail.
- ISBN10 0061908525
- ISBN13 9780061908521
- Publish Date 21 April 2009 (first published 1 February 2006)
- Publish Status Active
- Publish Country US
- Publisher HarperCollins Publishers
- Imprint Collins
- Format eBook
- Pages 304
- Language English