Detective Zoro Book 5: Mystery of the Secret Chamber

Col. Zoro is all set to head to the US. Or at least that is what he thinks. An unexpected phone call sees him going to KERALA instead. Or at least, that is where he wants to go, till some unknown villains conspire to stop him from even boarding the flight! Can he stop these villains from stopping him, or will Col. Zoro finally come to a full stop himself? For once, at stake is not just the training ground of the local NCC, but one of the greatest treasures of the world!