Pseudonymous Bosch is back with another smart and original book that is hard to put down!
When last we left our heroes, Cass and Max-Ernest, they were about to join a secret society and join the fight to stop their evil archenemies. While waiting for a sign from the society, the kids stumble upon a fast-paced adventure, filled with more codes to crack and mysteries to solve. An adventure that could lead them right to the secret everyone's been searching for. What is this secret, you ask? You'll have to read to find out---if you dare!