This film is adapted from a true story. In 1933, John Dillinger (Johnny Depp) and his accomplice John Hamilton (Jason Clark) robbed a prison with weapons and successfully rescued members of the robbery gang from the Indiana prison, including "Pretty Boy" Floyd (Channing Tatum), "Baby Face" Nelson (Stephen Graham), etc., and hid in the farmhouse of corrupt policeman Martin (John Michael Bolger). Martin persuaded Dillinger to hide in Chicago and seek gang protection. During a series of bank robberies, Dillinger fell in love with Chicago female clerk Billie Fracket (Marion Cotillard). At the same time, FBI agent Mervyn Purvis (Christian Bale) is promoted by his boss, Director Hoover (Billy Crudup), to capture Dillinger in the first "war on crime" in the United States. During the operation, as Dillinger's power was defeated, the FBI grew stronger...