When their father dies, the ambitious police officer Guillaume offers the management of the bowling alley he inherited to his outcast half-brother Armand. The inheritance is cursed, and the two men wind up in a world of violence.
While diving in a remote French lake, a couple of YouTubers who specialise in underwater exploration videos discover a house submerged in the deep waters. What was initially a unique finding soon turns into a nightmare when they discover that the house was the scene of atrocious crimes. Trapped, with their oxygen reserves falling dangerously, they realise the worst is yet to come: they are not alone in the house.
Toby, a cynical advertising director finds himself trapped in the outrageous delusions of an old Spanish shoe-maker who believes himself to be Don Quixote. In the course of their comic and increasingly surreal adventures, Toby is forced to confront the tragic repercussions of a film he made in his idealistic youth.
The Shadow Mountains, 1983. Red and Mandy lead a loving and peaceful existence; but when their pine-scented haven is savagely destroyed, Red is catapulted into a phantasmagoric journey filled with bloody vengeance and laced with fire.