Melody Bird discovers an old abandoned house in the corner of the graveyard, and a mysterious boy hiding out there… Hal says he’s a spy-in-training, conducting undercover surveillance of a known local criminal. Matthew and Jake don’t believe Hal and decide to spy on him, uncovering secrets and unravelling a mystery as they go.
Author Lisa Thompson Published by Scholastic ISBN 9780702301582 EAN 9780702301582 Bic Code Cover Paperback
