Hercule Poirot met his lifelong friend, Captain Arthur Hastings, and solved the first of his cases to be published, "The Mysterious Affair at Styles". It is clear that Hastings and Poirot are already friends when they meet in Chapter 2 of the novel, as Hastings tells Cynthia that he has not seen him for "some years". Particulars such as the date of 1916 for the case and that Hastings had met Poirot in Belgium, are given in "Curtain: Poirot's Last Case", Chapter 1. After that case, Poirot apparently came to the attention of the British secret service and undertook cases for the
Hercule Poirot Poirot describes this in his final farewell letter to Hastings as the catalyst that prompted him to eliminate the man himself, as Poirot "knew" that his friend was not a murderer and refused to let a man capable of manipulating Hastings in such a manner go on. Detective novelist Ariadne Oliver is Agatha Christie's humorous self-caricature. Like Christie, she is not overly fond of the detective whom she is most famous for creating–in Ariadne's case, Finnish sleuth Sven Hjerson. We never learn anything about her husband, but we do know that she hates alcohol and public appearances and has a