The Honourable Miss Phryne Fisher travels to the biblical city of Jerusalem to discover the truth about an ancient crypt rumored to lie somewhere beneath the sands of the Negev Desert.
England, December 1926. Although her personal life is in tatters, the famous writer Agatha Christie decides to leave everything behind to help unravel an unsolved murder committed on a train six years ago, unable to imagine the disproportionate consequences that such a selfless act will cause.
With the aid of a fellow Auschwitz survivor and a hand-written letter, an elderly man with dementia goes in search of the person responsible for the death of his family.
In Acapulco, Hercule Poirot attends a dinner party in which one of the guests clutches his throat and suddenly dies. The causes seem to be natural until another party with most of the same guests produces another corpse.
Romulus, a misunderstood musician turned recluse hiding from personal demons in a New York City cave, finds the frozen body of a young drifter in a tree. The authorities, including his police officer daughter, claim the death is accidental. Romulus is convinced the man was murdered by a prominent art photographer but how can he prove he's right when everyone thinks he's insane?
At the insistence of Ruth Van Rydock, an old schoolfriend who is convinced that there is something wrong, Miss Marple agrees to visit 'Stonygates', the country house of Ruth's sister.