In northern France, the wealthy Laurent family runs a construction business, grappling with both internal and external issues. The story begins with 13-year-old Eve, who comes to live with her father Thomas after her mother's sudden hospitalization due to a mysterious ailment. Thomas is preoccupied with managing the business alongside his sister Anne, and maintaining a secret affair. Anne is preparing to hand over the company to her son Pierre, who struggles with emotional instability and substance abuse. Concurrently, family patriarch Georges battles with dementia, which adds further strain to the household.

As tensions rise, the Laurents' facade of affluence and control begins to crack, exposing deep-seated resentments and secrets. Eve quietly observes the family dynamics while coming to terms with her own emerging dilemmas. The interactions among the family members are marked by a blend of indifference and latent hostility, revealing the complexities beneath their seemingly perfect outward lives. The narrative unfolds through a series of vignettes, gradually illuminating the moral disintegration and existential despair that pervades their world, culminating in poignant and unsettling confrontations.