A famous detective, Hercule Poirot, investigates a case involving a fake diamond and a murder on a Mediterranean island. The victim, Arlena Marshall, was hated by everyone for her various misdeeds, and Poirot must figure out who killed her.

Evil Under the Sun
A celebrated detective is summoned to a lavish island to solve a murder among the upper class, with a prized diamond serving as the crucial clue to unravel the enigma.