The Big Four (Hercule Poirot vs. a Global Crime Syndicate): A High-Stakes Thriller of Secrets, Spies & Deadly Power

Four mysterious masterminds. One unstoppable plot. And only Hercule Poirot stands between the world and catastrophe. In The Big Four, Agatha Christie propels Hercule Poirot into one of his most daring and action-packed adventures. Far from the quiet drawing rooms of England, Poirot faces a shadowy international organization—known only as The Big Four—whose members include a brilliant scientist, a ruthless assassin, a calculating mastermind, and a faceless leader whose power reaches across continents. As murders pile up and secret messages surface, Poirot and Captain Hastings are drawn into a whirlwind of espionage, high-level sabotage, coded clues, and breathtaking danger. Christie blends detective mystery with fast-paced thriller energy, delivering a story that surprises, shocks, and grips readers from start to finish. This restored edition retains the vintage charm of the original text while offering a modern, easy-to-read format perfect for today's Christie fans and newcomers alike. If you enjoy global conspiracies, clever puzzles, and Hercule Poirot at his most brilliant and daring, this is a case you cannot miss.

- Agatha Christie: the world's best-selling novelist, with over 2 billion books sold

- Features Hercule Poirot in one of his rare globe-spanning investigations

- Celebrated as "a thrilling mix of espionage, mystery, and classic Christie wit."

- A fan favorite for readers who enjoy Poirot stepping beyond traditional detective work

Enter a world of international intrigue, deadly intelligence operations, and mind-bending mysteries. Get your copy today and join Poirot as he confronts the most dangerous enemies of his career.

© 2025 Heritage Words Publishing (Ebook): 9782387172846

Release date

Ebook: 6 December 2025