Elliot Ness, an ambitious prohibition agent, is determined to take down Al Capone. In order to achieve this goal, he forms a group given the nickname “The Untouchables”.

After a workplace shooting in New Orleans, a trial against the gun manufacturer pits lawyer Wendell Rohr against shady jury consultant Rankin Fitch, who uses illegal means to stack the jury with people sympathetic to the defense. But when juror Nicholas Easter and his girlfriend Marlee reveal their ability to sway the jury into delivering any verdict they want, a high-stakes cat-and-mouse game begins.

After a wild night, wealthy Michael Reston's adulterous wife Charleen comes home with her ripe young body barely concealed by a dress in rags; murder results. Top New York defense lawyer J.G. Blane, whose own marriage exists in name only, arrives in Desert View, Nevada to find the townsfolk and politically powerful Sheriff Hoak distinctly hostile to the Restons. In due course, Blane discovers he's been "taken for a ride," and that quiet desert communities can be deadly.