The Case is Closed

Geoffrey Grey has been convicted of his uncle's murder but his wife and wife's cousin think he is innocent. Just before his murder Geoffrey's uncle, James changes his will to a nephew he has always disliked. Upon telling Geoffrey that he is no longer his heir the older man is found dead in a locked room with the pistol in Geoffrey's hand.

Hilary, Marion Grey's cousin is heartbroken over the conviction and what it is doing to her cousin. When on a train she is confronted with James's cook she begins to think there is more to the story than what was presented in court. As the young girl gets deeper into solving the murder she also becomes a target. Her ex-fiance hires Miss. Silver a P.I. who steps in to help.