Emily Inglethorp, the rich mistress of Styles Court manor, is found dead. Poisoned. Hercule Poirot is called upon to investigate the death by Captain Hastings, who is a guest at the manor. Though a retired detective, Poirot steps in to unravel the truth. Who could have killed her? And why? The husband who would inherit the wealth or her stepson? There are others who raise suspicion too. What do th...