Patricia Dainton

When a composer’s ailing wife won’t grant him a divorce after learning of his affair with her half-sister, he devises a plan to get rid of her.

Susan's uncle has been missing after being targeted by criminals who are after his steel formula, and the Toff tries to help reunite the two.

A diplomat’s disappearance becomes the link between a kidnapped surgeon forced to operate and the investigation of the doctor’s murdered assistant.