Doctor De Soto"Doctor De Soto, the dentist, did very good work." With the aid of his able assistant, Mrs. De Soto, he copes with the toothaches of animals large and small. His expertise is so great that his fortunate patients never feel any pain.
Linnet Ridgeway is rich, beautiful and clever. She appears to have everything. But Linnet also has enemies. When she is shot dead on a passenger boat in Egypt, it is fortunate that Hercule Poirot is also on the trip. But even for the great Belgian detective, this is not a simple case.