The Mysterious Affair at Styles is a detective novel by Agatha Christie, which was written in the middle of World War I, in 1916. It was Christie’s first published novel, introducing Hercule Poirot, Inspector (later, Chief Inspector) Japp, and Arthur Hastings (Lieutenant and later, Captain).
The story is told in first person by Hastings and features many of the elements that have become icons of the
