The Big Four

A global conspiracy. Four mysterious villains. One legendary detective.

In The Big Four, Agatha Christie launches Hercule Poirot into a world of international espionage, sinister plots, and shadowy enemies who threaten global peace.

When Poirot receives a cryptic warning from a dying man, he's pulled into a case like no other—one that spans borders and pits him against a cabal known only as The Big Four . With the help of his steadfast friend Captain Hastings, Poirot must unravel a web of deceit stretching across continents.

More fast-paced than her traditional whodunits, this thriller blends Christie's sharp plotting with spy drama and high-stakes adventure ♂.

Why mystery lovers keep coming back to this Poirot classic:

✔ «Poirot like you've never seen him—racing against time to stop a global threat.»

✔ «A compelling mix of deduction, deception, and danger.»

✔ A must-read for fans of Sherlock Holmes, John le Carré, and espionage thrillers

This edition includes:

Annotations and historical context

Beautiful illustrations and restored formatting

A seamless Kindle experience

Download The Big Four today and join Hercule Poirot in his most dangerous mission yet. The fate of the world hangs in the balance.