Borough of Kings mean Brooklyn and Brooklyn mean trouble for struggling actor Jimmy O'Conner. Jimmy's ambition in life is to get out of Brooklyn and avoid the criminal lifestyle that has seduced his boyhood friend Tommy. He finally gets his chance when the famed Broadway director Helen Manners offers him a part in a play. But leaving the neighborhood alive becomes almost impossible when Jimmy stumbles upon a brutal murder being committed by psychopathic gangster Nunzio. From that moment on, Jimmy is a marked man and nothing will stop the local mob boss until Jimmy is silenced-for good.