The French adaption of Agatha Christie's mystery novel 'Hercule Poirot's Christmas'.

Beneath her eccentric appearance, Captain Marleau is a formidable detective. Her Sherlock Holmes deerstalker cap, her character, her unusual appearance, her humor, her unpredictable ...

When Samson Brion, an undercover cop, arrives in his native village in the depths of Brittany, fifteen years after having abruptly left it, most of the inhabitants see this return in a very bad light. Notably Lila Sept-Vents, an impetuous native entrepreneur, who is trying to save her online dating agency from bankruptcy. When a series of suspicious deaths strikes this quiet village, and Lila discovers that all the victims were clients of her agency, having a cop under her roof could prove invaluable.