George Radfern lives a quiet, uneventful life near London, burdened by sponging relatives and his prospective son-in-law. When George quietly announces he's a leader of a counterfeit ring, the sponges find reasons to leave. His immediate family reacts according to character until it looks as if George has been spoofing them. The ending is one of the most surprising ones ever used in a mystery play. A long time favorite among amateurs.