Four seemingly unrelated children are brought together in a Rome hotel where they discover that they are destined to become involved in a deep and ancient mystery involving a briefcase full of artifacts that expose them to great danger.
- ISBN10 0375858954
- ISBN13 9780375858956
- Publish Date 8 September 2009 (first published 1 January 2009)
- Publish Status Out of Stock
- Out of Print 19 May 2017
- Publish Country US
- Publisher Random House USA Inc
- Imprint Random House Inc
- Format Hardcover
- Pages 304
- Language English