The story begins after the zombie virus outbreak. Liam is saved by Emma in the chaos, and they struggle to survive together in the apocalypse. Later, they meet David, and the three of them search for a safe place together, but they are caught in various dangers and conflicts. They arrive at a seemingly safe castle, but they find that it is also full of contradictions and crises. In the battle against the zombies, they constantly struggle, experiencing alternating despair and hope. In the end, with the efforts of everyone, they overcome many difficulties and continue to move forward in the apocalypse.