A classic murder mystery by Agatha Christie featuring her famous detective Hercule Poirot. Set during the Christmas season, the story begins when the wealthy and tyrannical Simeon Lee gathers his estranged family for a holiday reunion. The gathering quickly turns tense, and on Christmas Eve Lee is found brutally murdered in a locked room.

Called to investigate, Poirot must unravel a complex web of family rivalries, greed, resentment, and long-buried secrets. With numerous suspects and misleading clues, the case becomes one of his most challenging and intriguing investigations.