The Mystery of the Blue Train by Agatha Christie

A mysterious woman, a legendary cursed jewel, and a night train from London to the French Riviera -- ingredients for the perfect romance or the perfect crime? When the train stops, the jewel is missing, and the woman is found dead in her compartment. It's the perfect mystery, filled with passion, greed, deceit, and confusion. Is Hercule Poirot the perfect detective to solve it?