Anna, Where Are You? — Patricia Wentworth

A young governess named Anna Ball is missing, and her friend Thomasina Elliot hires Miss Silver to investigate. Miss Silver assumes the position left vacant by Anna, tending to the three Craddock children at Deepe House in Deepe End in Lincolnshire. As Miss Silver conducts her search for Anna and the solution to her mysterious disappearance, the suspense and terror mount.