"Death on the Nile": A pleasure cruise down the Nile turns deadly when a murder is discovered on board. "Sad Cypress": The solution to a double-murder case appears to be cut and dried, but Poirot's instincts eventually lead him to the real truth. "The Hollow": A weekend retreat where all the guests appear to despise one another finds Poirot hard at work doing what he does best. "Five little pigs": Poirot agrees to help a young woman prove her mother's innocence, 14 years after being sent to the gallows.