Egypt, Valley of the Kings. A group of archaeologists is preparing to uncover the tomb of a mysterious pharaoh. This could be a revolutionary discovery... Unfortunately, the extremely valuable tablet with instructions on how to find the tomb has been stolen. Only the newly minted detectives Agatha and Larry Mysteries can solve this puzzle. Of course, our heroes are fans of detective stories. During their adventurous journeys, they are accompanied by the butler Mr. Kent and the Siberian cat Watson.