The Big Four

In this suspenseful story originally published as short stories in Sketch magazine, detective Hercule Poirot is drawn into a complex international conspiracy when a visitor confides in him about the elusive crime cartel known as the Big Four. As Poirot and his friend Arthur Hastings pursue the case, they face the threat of the cartel's plans to seize global control. The narrative delves into themes reflective of the period's prejudiced beliefs, providing historical context alongside the mystery.