A luxurious alpine holiday turns deadly when a celebrated guest is murdered, forcing a sharp-witted amateur detective to unmask a killer among the elite. Lady sleuth Olive Belgrave arrives in the glamorous St. Moritz of 1924 seeking relaxation, but her plans are shattered by a suspicious death that is quickly revealed to be murder. Navigating a world of ice-skating, snowshoeing, and high society, Olive must use her keen intuition to identify the murderer from a cast of intriguing suspects. The opposition comes from the killer themselves, who is determined to conceal their crime, and the social constraints of the era that may hinder Olive's investigation.

This novel is presented as a classic whodunit with a strong emphasis on atmosphere and period detail, appealing to readers who enjoy mysteries set in glamorous historical periods. The premise suggests a focus on intricate plotting and character interactions within a closed circle of suspects, typical of the cozy mystery subgenre. The author's established presence as a USA Today bestseller indicates a readership that appreciates well-crafted, engaging mysteries. The narrative is likely to offer a satisfying puzzle with a resolution that ties up loose ends, characteristic of the High Society Lady Detective series.