The Mysterious Affair at Styles by Agatha Christie | From the Author of Books Like: And Then There Were None by Agatha Christie| Murder on the Orient Express (Hercule Poirot, #9) Agatha Christie| The Mysterious Affair at Styles (Hercule Poirot, #1) Agatha Christie | The Murder of Roger Ackroyd (Hercule Poirot, #3) Agatha Christie | Death on the Nile (Hercule Poirot, #16) Agatha Christie| Murder at the Vicarage Agatha Christie | The A.B.C. Murders (Hercule Poirot, #12) Agatha Christie| The Man in the Brown Suit (Colonel Race, #1) Agatha Christie | The Body in the Library Agatha Christie | The Murder on the Links (Hercule Poirot, #2) Agatha Christie: The Mysterious Affair at Styles by Agatha Christie: Step into the world of Hercule Poirot in "The Mysterious Affair at Styles" by Agatha Christie. Set in a country estate, this captivating novel introduces readers to Poirot's first-ever case. With its engaging plot, a host of colorful characters, and Christie's masterful storytelling, this book lays the foundation for one of the greatest detective series in literary history.