Agatha Christie publishes Hallowe'en Party

During the preparation of a Hallowe'en Party, a girl named Joyce Reynold, told to everyone, including Mrs.

Oliver, that she saw a murder once, but only recently realized that it was a murder that she had seen. At the end of the Hallowe'en Party, Joyce was found drowned in an apple-bobbing tub. With Hercule Poirot's help, Mrs. Oliver and Mr. Poirot must unmask the real evil of the night.