When Lord Edgware Dies a most unnatural death, detective Hercule Poirot must solve a most confounding conundrum: if the obvious killer, the slain peer’s spiteful wife, didn’t get it done, who did? A vintage from your queen of secret, Agatha Christie.

When Lord Edgware is available murdered the police are baffled. His estranged actress wife was noticed visiting him right before his death and Hercule Poirot himself heard her brag of her intend to “be rid” of him.

But how could she have stabbed Lord Edgware in his collection at exactly the same time she was seen dining with close friends? It’s an instance that almost demonstrates to be an excessive amount of for the great Poirot.