A bourgeois French couple, Corinne and Roland, embark on a weekend trip to the countryside to visit Corinne’s dying father, with the ulterior motive of securing their inheritance. Their journey quickly devolves into a chaotic escapade filled with bizarre and violent encounters, symbolizing the collapse of societal norms and moral decency. Along the way, they get embroiled in a series of surreal and often grotesque events that critique both consumerism and the superficiality of modern life. Their car becomes a metaphor for their deteriorating relationship and personal disintegration.

As they traverse roads filled with traffic jams and scenes of horrific accidents, their behavior grows increasingly erratic and desperate. Detours lead them into a landscape where civilization is on the brink of collapse, demonstrated through their interactions with various eccentric and anarchic characters. The narrative unfolds in an episodic manner, blending dark comedy with biting social commentary. Through stark imagery and unsettling vignettes, the film explores themes of decadence, brutality, and existential despair, encapsulating a world unraveling at its seams.