After receiving a cryptic, desperate phone call, Hercule Poirot must navigate a high-society dinner party to prevent a murder before it occurs. Poirot arrives at the Jardin des Cygnes restaurant, tasked with deciphering the frantic plea regarding a table of yellow irises. He finds himself thrust into a social gathering where the atmosphere of luxury masks a lethal intent. The narrative follows Poirot’s methodical observation of the guests as he attempts to identify the caller and the intended victim before the evening concludes in tragedy.

This short story is widely regarded as a quintessential example of Christie’s ability to condense a complex mystery into a brief, high-tension narrative. Readers often highlight the effectiveness of the restaurant setting in creating a claustrophobic sense of urgency despite the opulent surroundings. The work is frequently praised for its sharp pacing and the clever way it utilizes the iconic detective to anchor the suspense. It remains a favored entry for those seeking a concise yet satisfying puzzle that showcases the author's mastery of the genre.