The Lost Mine (S02E03)

While enjoying a game of Monopoly, Hastings and Poirot are approached by Lord Pearson, the sophisticated Chairman of the London and Shanghai Bank. He seeks their assistance in finding Mr. Ling, a prized client who vanished after planning to sell Pearson a map to a long-forgotten silver mine. The situation escalates when Ling is discovered murdered, leading to a young stockbroker becoming a suspect. Poirot must navigate a web of deceit to unravel the mystery surrounding Ling's death and the elusive treasure map.