Boarding school survival checklist: a new crush? ✓ membership in a secret prank club? ✓ kidnapping? wait… For Peter Holm, life at Shadow Skerry Academy is as fun as a freezing shower in winter. Then Sam, the new girl, invites him to start a secret prank club. Her goal: to improve life for all Academy students. Her plan: to combat the Academy's unfair rules with covert acts of rebellion. The last thing Peter wants is trouble with the headmaster, but who could pass up on Sam's cool missions, like stealing back confiscated desserts, or dismantling the annoying school siren? When a heist goes awry, Peter realizes the headmaster is more dangerous than they thought, and the cave tunnels underneath the school hold a dangerous secret, one the headmaster will stop at nothing to protect. Will Peter's wits help him stop the headmaster and save his friends, or will this mission be their last? Fans of The Great Greene Heist and A Wells & Wong mystery series will enjoy this fast-paced middle grade mystery.