One belief has sustained fourteen-year-old Amy Cahill and her younger brother, Dan, on their hunt for the 39 Clues: They are the good guys. But then a shocking discovery about their parents shatters everything Amy and Dan think they know, dividing...
| RevType | 2 |
| Manufacturer | The 39 Clues |
| Sku | 9780545060486 |
| Identity | 42334454418 |