Beautiful young Elinor Carlisle stood 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 courtroom, only one man still presumed Elinor was innocent until proven guilty: Hercule Poirot was all that stood between Elinor and the gallows…