On a quiet day in Los Angeles, the life of a typical family is interrupted by a catastrophic event: a devastating nuclear attack. As the city descends into total chaos, the family members, led by patriarch Fred, must face a new reality filled with uncertainty and danger. After the explosion, the world they know crumbles, and the struggle for survival becomes their only priority.
With their normal life in tatters, Fred decides to leave the city with his wife and two children. As they traverse a desolate landscape, they encounter other survivors, some of whom succumb to despair and hopelessness. The family, however, tries to maintain cohesion, using their ingenuity and limited resources to overcome the challenges they face.
Tensions rise as the scarcity of food and resources becomes increasingly critical. Violence and anarchy become the norm, forcing each individual to confront dark moral dilemmas. The film reflects the fears and anxieties of the time, focusing on the fragility of civilization and the human struggle for survival in the face of overwhelming adversity. With a haunting atmosphere and a sharp focus on the psychology of the characters, the story evolves into a study of human nature under extreme pressure.