"Keyhole" is an exciting novel about the adventures of a young archaeologist who goes in search of a vanished civilization in the distant Amazon jungle. In the course of his research, the hero discovers an ancient box that closes with a large scroll. What could be in this mysterious box? And what can threaten the discovery of her secret? Untangling a tangle of mysteries and threats, the main character of the book is forced to play a dangerous game with a mysterious secret organization. Will he be able to learn the truth and reveal the veil of secrets, or will he himself be drawn into the insidious trap of mysterious enemies? "Keyhole" is an exciting spy adventure detective show that will keep the reader in suspense until the very end.