A distressed phone call from a mystery woman brings Hercule Poirot to the hotel Jardin des Cygnes, where a man commemorates the four-year anniversary of his wife’s sudden death – a death under very suspicious circumstances that Poirot himself witnessed. Gathered is everyone present on that fateful night and now Poirot must find a killer in the midst, before they strike again.
Part of the live radio triple bill Murder in the Studio which also includes Butter in a Lordly Dish and Personal Call.
Also a part of A Poirot Double Bill which also includes The Wasp's Nest.