Four ruthless masterminds. One brilliant detective. A battle that spans the globe.

The Big Four (1927), by Agatha Christie, takes Hercule Poirot far beyond the drawing-room mysteries of England into the dangerous world of international crime.

Poirot finds himself facing The Big Four, a shadowy organization made up of four powerful figures who seek to dominate the world through espionage, manipulation, and terror. Alongside his loyal friend Captain Hastings, Poirot must use all of his genius to outwit enemies who seem always one step ahead.

Blending mystery with high-stakes thriller, this novel showcases Christie's versatility and offers readers a fresh take on Poirot—pitting him not just against a single murderer, but against a conspiracy of global reach.

Suspenseful, daring, and full of unexpected twists, The Big Four is a must-read for Agatha Christie fans eager to see Poirot in one of his boldest adventures.

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