This novel was very dear to Agatha Christie—perhaps more than any other. She always singled it out among all her works: «Here I wrote exactly the way I wanted to write, and for an artist there is no higher pleasure than that»...
A sudden delay on the road, a wild Arab desert, and a hotel forgotten by God... Lady Joan has nothing left to do but replay her entire life in her mind. And little by little she realized who she really is. She encountered an unbearable truth she had always suspected, but was afraid to admit...