Miles, a high-profile divorce lawyer, wins a case for his rich but adulterous client Rex Rexroth. But Rex's ex-wife, Marylin, who is no saint and is a gold-digger, plots to take revenge on Miles.
Minnesota car salesman Jerry Lundegaard's inept crime falls apart due to his and his henchmen's bungling and the persistent police work of the quite pregnant Marge Gunderson.