Hard-core survival, no superpowers, reality, and absolutely no world peace. A strange fungal disaster swept across the world, turning humans into bloodthirsty zombies parasitized by mycelium. The hot and humid environment made them even more violent. Veteran Niu Li wakes up from the ruins of the hospital, and teams up with Tong Yi, a doctor in the Department of Engineering Physics who lost his parents, to fight his way out of the siege with force and wisdom.