Notorious jewel thief Brenda is heading to the United States to steal the Belgravian crown jewels. The gems are stolen from a ship and hidden in a safe deposit vault. Secret Agent X-9 trails the thief's accomplices, arrests one, and pursues the other, leading to a speedboat chase. The remaining chapters follow the recovery of the jewels and the unmasking of Brenda's true identity.
Secret Agent X-9
A suave secret agent embarks on a perilous mission to track down the thieves responsible for pilfering the priceless crown jewels of a prestigious European royal family.