Nancy and her friends must unravel the secrets of mysterious conspiracy and track down a ring of counterfeiters.
| ISBN: | 9780448489063 |
| Publication date: | 13th October 2015 |
| Author: | Carolyn Keene |
| Publisher: | Grosset & Dunlap an imprint of Penguin Young Readers Group |
| Format: | Hardback |
| Series: | Nancy Drew Mystery Stories |