In The Water Engine actors an announcer and a sound effects man present a radio play during the 1930s with unerring authenticity. The "play within the play" reveals the story of a young inventor who's found a way to run an engine on distilled water. At first ridiculed he is courted by crooked lawyers attempting to buy the invention from him on behalf of "certain business interests." After refusing he is threatened and when he attempts to give his story to the newspapers he is murdered alo