Fargo Hawkins is 20, he’s Harry Swaine’s gardener. One day, after he sees a fight between Harry and his wife Anne, Fargo steals a car and he, Anne, and a dog called Radar go on the run. They are chased across England by Harry, a firm of detectives, and their emotions. Eventually, at a caravan site in Wales, the climax between Fargo and Harry unfolds.