In a world on the brink of collapse, a mysterious pandemic begins to turn humanity into hordes of bloodthirsty creatures. When a group of survivors finds themselves trapped in a besieged city, they must fight not only against the zombies but also against the despair and betrayal that lurk around every corner. Among them is Marcos, a former soldier trying to protect his young daughter, Sofía, while Elena, an idealistic doctor, struggles to find a cure, even as time runs out.
With chaos unleashed in the streets and buildings crumbling around them, the group must form fragile alliances and confront other factions of survivors who have lost their humanity in the struggle for power. As they attempt to reach a safe haven, every decision they make becomes a matter of life and death. Tension mounts when they discover that, in addition to the undead, there are humans willing to do anything to survive, testing each person's morality.
The film intersperses moments of frantic action with moments of reflection on human nature in crisis. As the apocalypse unfolds, the journey becomes an exploration of hope, sacrifice, and redemption in dark times. In a world where each day is a battle, how much will they be willing to sacrifice to preserve what little remains of their humanity?