"House on the Rock" is an exciting adventure book by Franklin Dixon. In this book, embark on an incredible journey with brothers Frank and Joy Hardy, who find themselves involved in a dangerous investigation into the disappearance of a child. They will reveal the secrets of an old house on a steep cliff, where every corner hides a secret. The action, plot twists and incredible atmosphere make this book exciting for readers of all ages. "House on the Rock" is an exciting and suspenseful story that will keep you in suspense until the last page.