An amoral, psychotic playboy incites three men who are down on their luck to commit a mail van robbery, which goes badly wrong.
A humble clerk yearns for an overcoat, but his employer's refusal and his subsequent death lead him to return as a ghost, determined to claim the garment with the help of a tailor friend.
Fresh-faced young Michael Rimmer worms his way into an opinion poll company and is soon running the place. He uses this as a springboard to get into politics and in the mini-skirted flared-trousered world of 1970 Britain starts to rise through the Tory ranks.