In a dark and frigid corner of France, two detectives with opposing personalities find themselves trapped in a race against time to unravel a chilling mystery. After the discovery of a decapitated body in a remote and desolate region, Inspector Pierre Niemans is called to investigate the case, joining forces with the young and ambitious police commissioner, Camille Delaunay. Throughout their intricate search, the two become immersed in a web of ancient secrets that connects a series of ritualistic murders to a secret cult seemingly linked to a series of apocalyptic prophecies.
As they unravel clues and engage in a tense relationship, the stakes rise with each unexpected twist. From hidden caves and eerie landscapes to the imposing presence of an ancient monastery, the atmosphere is laden with mystery and danger. Their pursuit of the culprits leads them to question their own beliefs, as a dark truth about human nature emerges. In a world where good and evil intertwine in unsettling ways, the detectives must confront not only the external threat but also their own internal demons.
With a frenetic pace and twists that keep the audience on the edge of their seats, the film is a one-way journey into a world where every shadow could hide an angel or a monster, and where redemption may cost more than one is willing to pay.