Princess Lin Hwa is killed by a poisoned dart on the way to see Mr. Wong. She was on a secret mission for Chinese fighting against the invading Japanese. She scrawls “Captain J” on a piece of paper, but there are two of them. Both of them are pretty shady characters.
Marie Galante is a pretty French girl with a job delivering telegrams when she gets accidentally abducted by a drunk sea captain and ends up in South America. She’s trying to get home, but she runs into some really shady characters including some spies that want to sink the US fleet while it’s in the Panama canal.
James Wong investigates the murder of a man who came to visit. He was the head of a chemical company. This leads Wong into an investigation of an international spy ring that wants to steal a formula for poison gas.
The Great Flamarion is an arrogant, friendless, sideshow marksman who displays his trick gunshot act in the vaudeville circuit. He falls in love with the magicians assistant. She tries to get him to kill her husband.