Iron-Blooded Killing in the Apocalypse

The end of the world is coming, black mist fills the air at night, and all living things fall into coma. When everyone wakes up, the black mist virus breaks out and zombies are everywhere. When the communication equipment loses its function, will you sink into the company of zombies, or will you rise up to resist and gain a chance of survival? When the mutant beast opens its fangs, what should you do...