Trapped in a suffocating, unfulfilling marriage to Louis—a wealthy, much older former film producer struggling with chronic alcoholism—the beautiful Julie Wormser finds an escape in a passionate extramarital affair with their younger neighbor, Jeff Marle. Desperate for freedom and fortune, the lovers hatch a cold-blooded plot to murder Louis, but their scheme instantly derails when Louis's body and Jeff both vanish, along with the family bank accounts. Under heavy police investigation and drowning in paranoia, Julie's world turns entirely upside down when her husband suddenly reappears alive, kicking off a toxic, surreal game of psychological manipulation and lethal double-crosses where no one is innocent.