"Chop Chop" Frankie Carbone has made a career out of stealing cars for the mob in Chicago. An attempted assassination by a mob boss goes badly and Frankie retaliates, only to wind up in the hands of the Feds. Frankie agrees to testify against the mobsters and his life is suddenly worthless - unless he submits to going into federal protection.
Harry Woltz is a homicide cop with a gambling problem; a problem that leaves him owing a great deal of money to the Russell brothers. To clear the debt they ask him to train John Farrow to murder his wife, Evans, without leaving the usual clues or making the usual mistakes. However when Harry's ex-partner is put on the case, she begins to get closer than Harry had thought before the case takes some unexpected twists.
