A woman is suspected of her husband's murder, and their blind son faces a moral dilemma as the sole witness.
After waking up to find himself all alone in an apartment where a massive party was being held the night before, Sam is immediately forced to face a terrifying reality: the living dead have invaded the streets of Paris.
Sibyl, a jaded psychotherapist, returns to her first passion: writing. But her newest patient Margot, a troubled up-and-coming actress, proves to be a source of inspiration that is far too tempting. Fascinated almost to the point of obsession, Sibyl becomes more and more involved in Margot’s tumultuous life, reviving volatile memories that bring her face to face with her past.
