This mystery novel follows Anthony Cade, a man who unknowingly finds himself in the middle of an international conspiracy and a murder investigation after accepting a simple delivery job from an old friend. As Cade slowly begins to realize his predicament has potentially put him in danger, he begins his own investigation into the strange series of events just as Inspector Battle of Scotland Yard begins the main, official investigation.

Sidelined by his war injuries in 1916, Captain Hastings travels to his friend’s estate at Styles Court to recover from his wounds. As the summer heats up, a tragic murder occurs, and Hastings calls upon the services of his old acquaintance Hercule Poirot. With seemingly unrelated clues - a scrap of a burned will, a false beard, and an empty packet of bromide - the brilliant detective launches his first investigation on English soil and forges an enduring friendship.

It had been a typical New Year's Eve party. But as midnight approaches, Mr. Satterthwaite - a keen observer of human nature - senses that the real drama of the evening is yet to unfold. And so it proves when a mysterious stranger knocks on the door. Who is this Mr. Quin? Mr. Satterthwaite's new friend is an enigma. He seems to appear and disappear almost like a trick of the light. In fact, the only consistent thing about him is that his presence is always an omen - sometimes good, but sometimes deadly....

Enjoy the first novels that brought the world two of Agatha Christies’ most enduring detectives: Miss Marple and Hercule Poirot. The Murder at the Vicarage is the first Miss Marple mystery, one which tests all her powers of observation and deduction. In The Mysterious Affair at Styles, Captain Arthur Hastings, invalided in the Great War, is recuperating as a guest of John Cavendish at Styles Court, the "country-place" of John's autocratic old aunt, Emily Inglethorpe.

Mr. Shaitana is famous as a flamboyant party host. Nevertheless, he is a man of whom everybody is a little afraid. So when he boasts to Hercule Poirot that he considers murder an art form, the detective has some reservations about accepting a party invitation to view Shaitana's "private collection". Indeed, what begins as an absorbing evening of bridge is to turn into a more dangerous game altogether.