While in Vegas for the American Poker Grand Slam, BB Thomas—the Game Master—is suddenly arrested by the FBI and taken to a top-secret laboratory. A scientist has been murdered in a bizarre manner, and BB’s daughter has been kidnapped. Reluctantly joining forces with his ex-wife, Linden, BB plunges into a labyrinthine mystery incorporating the world’s oldest and best-known games and taking them to Paris, Dubai, Pyongyang, and Alexandria.