Anne Beddingfield is a young woman who is determined to make her own way in the world. After her father's death, she decides to leave her home in South Africa and travel to London. Once in London, Anne finds a job as a typist and quickly discovers that she is being followed by a mysterious man in a brown suit. She soon learns that the man is a private detective hired by her late father's lawyer to keep an eye on her. Anne's curiosity leads her to investigate the mysterious death of a wealthy man on a cruise ship. With the help of the detective, she discovers a sinister plot involving a diamond smuggling ring and a powerful criminal organization. Anne must use her wits and courage to outwit the criminals and uncover the truth behind the man in the brown suit. Along the way, she finds romance and adventure as she races to solve the mystery before it's too late.
By Agatha Christie · First published 1924 · Genre: Mystery, Thriller, Adventure · 37 chapters