About the Book: When Harvard professor Robert Langdon is called to the Louvre in Paris, he’s faced with a baffling crime scene: the museum’s curator has been murdered, and a series of strange codes were found near his body. Teaming up with French cryptologist Sophie Neveu, Langdon soon discovers that the cryptic clues lead them into the world of Leonardo da Vinci. As they race against time to decipher a complex labyrinth of riddles, they uncover a shocking historical truth that a secret society has protected for centuries. If they fail to solve the puzzle, this explosive secret will be lost forever.