In an alternate 1930s Europe, sixteen-year-old Sophie and Mikael, now more than a friend, investigate her parents' death, setting off a chain of events that unravels everything she thought she knew about her family, and involving them in international intrigue and the development of the atomic bomb.
- ISBN10 0061239798
- ISBN13 9780061239793
- Publish Date 1 January 2010
- Publish Status Active
- Publish Country US
- Publisher HarperCollins Publishers
- Imprint Collins
- Format Hardcover
- Pages 384
- Language English