On a ship to Shanghai, Mr Moto uncovers a web of mystery and deceit when he recognizes a steward as a killer from his past and catches him stealing a vital letter from a passenger's cabin. As the investigation unfolds, Mr Moto follows a trail of clues that connects the murder, the letter, and a mysterious woman who has captivated a young passenger's heart, only to vanish into thin air.
Think Fast, Mr. Moto
Detective Mr. Moto sets sail from San Francisco to Shanghai, where he uncovers a complex network of smuggling and deception, ultimately leading to a shocking revelation.