(Secret adversary): Investigating the case of a woman who has been missing for five years, Tommy and Tuppence Beresford uncover just enough information to solve

"The Mysterious Affair at Styles" is a detective novel by Agatha Christie. It was written in the middle of World War I, in 1916, and first published by John Lan

Collected here are Secret Adversary and The Mysterious Affair at Styles, the books that introduced the world to Tommy and Tuppence and to Hercule Poirot. These

Collected here are Secret Adversary and The Mysterious Affair at Styles, the books that introduced the world to Tommy and Tuppence and to Hercule Poirot. These