"Franck" (Paul Hamy) is hitching his way to a small French village when he is picked up by "Elisabeth" (Virginie Ledoyen). It turns out that she is a police officer send to lead an investigation of double murder and that he is a captain in the national gendarmerie on a continuing mission to track down missing children - a trail that led him to this ostensibly sleepy hamlet. Reminiscent a little of "Doctor Sleep" (2019), the place is overlooked by a sanatorium and quickly the two, initially suspicious of each other, start to realise that their mysterious cases might well be linked. What doesn't ...