In December 1926, Agatha Christie goes missing. Investigators find her empty car on the edge of a deep, gloomy pond, the only clues some tire tracks nearby and a fur coat left in the car - strange for a frigid night. Her husband and daughter have no knowledge of her whereabouts, and England unleashes an unprecedented manhunt to find the up-and-coming mystery author. 11 days later, she reappears, just as mysteriously as she disappeared, claiming amnesia...

"Nina de Gramont's The Christie Affair is a beguiling novel of star-crossed lovers, heartbreak, revenge, and murder-and a brilliant re-imagination of one of the most talked-about unsolved mysteries of the twentieth century. Every story has its secrets. Every mystery has its motives. "A long time ago, in another country, I nearly killed a woman. It's a particular feeling, the urge to murder. It takes over your body so completely, it's like a divine...

Hoping to make a clean break from a fractured marriage, Agatha Christie boards the Orient Express in disguise. But unlike her famous detective Hercule Poirot, she can't neatly unravel the mysteries she encounters on this fateful journey. Agatha isn't the only passenger on board with secrets. Her cabinmate Katharine Keeling's first marriage ended in tragedy, propelling her toward a second relationship mired in deceit. Nancy Nelson--newly married but...