The Queen of Mystery has come to Harper Collins! Agatha Christie, the acknowledged mistress of suspense creator of indomitable sleuth Miss Marple, meticulous Belgian detective Hercule Poirot, and so many other unforgettable characters brings her entire oeuvre of ingenious whodunits, locked room mysteries, and perplexing puzzles to Harper Paperbacks.

In this exclusive authorized edition, a woman damned by overwhelming evidence stands accused of murdering her romantic rival, and only Hercule Poirot stands between her and the gallows.

Beautiful young Elinor Carlisle stood serenely in the dock, accused of the murder of Mary Gerrard, her rival in love.

The evidence was damning: only Elinor had the motive, the opportunity, and the means to administer the fatal poison.

Yet, inside the hostile courtroom, only one man still presumed Elinor was innocent until proven guilty.

Hercule Poirot was all that stood between Elinor and the gallows.

Will he be able to solve the mystery before it's too late? Find out in this gripping and intriguing novel by the Queen of Mystery herself, Agatha Christie!