"Barker" (Leslie Harcourt) arrives, uninvited, at the home of the wealthy "Wade" (Frank Birch). Unexpectedly, he is allowed in and soon we learn that both were in cahoots to fence the eponymous jewel. It's not proving the easiest to sell on, and the former man wants his cash so decides he is going to remain as the butler until a solution is found. That might just come in the form of "Joan" (Evelyn Ankers). She is the niece of "Wade" and is about to wed. Snag? Well he is her guardian and the conservator of her £10,000 fortune. She gets that when she marries - except, well, that cash has long gon...