Agatha Christie wrote The Mysterious Affair at Styles during the midst of World War I. The book was published in 1920 and became extremely popular because of the well-grounded plot and interesting characters. The novel is set at Styles Court, a wealthy estate in England during the war. The estate's owner, Mrs. Cavendish, had inherited the estate as well as vast sums of money from her late husband.

From the brilliant pen of Agatha Christie comes two novels featuring the beloved sleuthing duo: In the The Secret Adversary, Tommy and Tuppence decide to embark on a daring business scheme: Young Adventurers Ltd. But they get more than they bargained for when their first assignment for the sinister Mr. Whittington draws them into a diabolical conspiracy. Set during the dark days of World War II, Agatha Christie’s N or M? puts two most unlikely espionage agents, Tommy and Tuppence Beresford, on the trail of a pair of Nazi spies who have murdered Britain’s top agent.

The Man in the Brown Suit is Agatha Christie at her best, as a young woman makes a dangerous decision to investigate a shocking “accidental” death she witnesses at a London tube station. In Agatha Christie’s classic crime adventure novel, They Came to Baghdad, a bright young adventure seeker in the Middle East finds more excitement than she bargained for when a wounded spy expires in her hotel room.

The Man in the Brown Suit is Agatha Christie at her best, as a young woman makes a dangerous decision to investigate a shocking “accidental” death she witnesses at a London tube station. Described by the Queen of Mystery herself as one of her favorites of her published works, Crooked House is a classic Agatha Christie thriller revolving around a devastating family mystery.

Two best-selling Agatha Christie novels in one great audiobook: What is The Secret of Chimneys? A young drifter finds out when a favor for a friend pulls him into the heart of a deadly conspiracy in this captivating classic from Agatha Christie. Plus: A Murder is Announced in a small-town newspaper advertisement - and Miss Marple must unravel the fiendish puzzle when a crime does indeed occur.