Un soldado se enfrenta a un brote de zombis durante el servicio militar. Su novia, una ingeniera, navega por Seúl, plagada de zombis. Ambos luchan por la ciudad infestada de muertos vivientes, esforzándose por reunirse en medio del caos.
Young-joo is left by herself at the Express Bus Terminal Station, but a stroke of luck leads her to a metro staff office, where she gathers supplies to battle the zombies. Meanwhile, Jae-yoon's group reaches Eden Hotel, where they run into Arron Park, who has survived there alone. But the group gets split up by an unexpected attack by the zombies, throwing them into separate hotel rooms.