A docudrama series tracing the rise of organised crime in America, focusing on figures such as Charles "Lucky" Luciano and Meyer Lansky as they build criminal empires from the early twentieth century onwards. The show blends dramatic reconstructions with documentary-style narration and archive material to chart how the modern Mafia took shape in the United States. Subsequent series shift focus to other cities and crime figures, exploring the broader reach of mob influence across American society.