In 1908, a brilliant American battleship gun designer dies in a sensational apparent suicide. The man's grief-stricken daughter turns to the legendary Van Dorn Detective Agency to clear her father's name. Van Dorn puts his chief investigator on the case, and Isaac Bell soon realizes that the clues point not to suicide but to murder.

"On the ocean liner Mauretania, two European scientists with a dramatic new invention are barely rescued from abduction by the Van Dorn Detective Agency's intrepid chief investigator, Isaac Bell. Unfortunately, they are not so lucky the second time. The thugs attack again-and this time one of the scientists dies. What are they holding that is so precious? Only something that will revolutionize business and popular culture-and perhaps something more....

"It is 1920, and both Prohibition and bootlegging are in full swing. When Isaac Bell's boss and lifelong friend Joseph Van Dorn is shot and nearly killed leading the high-speed chase of a rum-running vessel, Bell swears to him that he will hunt down the lawbreakers, but he doesn't know what he is getting into. When a witness to Van Dorn's shooting is executed in a ruthlessly efficient manner invented by the Russian secret police, it becomes clear...

Organizing a group of fellow law enforcers to dismantle an Italian gangster mob that has spread throughout 1906 New York City, Detective Isaac Bell of the Van Dorn Agency begins to suspect that copycat criminals are using the gang's name to gain personal power.

As New England swelters in the summer of 1914, Detective Isaac Bell is asked to investigate a cache of missing rifles -- only to discover something much more sinister involving a transistor radio set to summon German U-Boats.