Survivors Say

In May 2132, a sudden meteorite rain swept across the world. The "SOD virus" (SON of Darkness) carried by meteorites spreads crazily through rain as a medium. Within 72 hours, 70% of humanity mutated into bloodthirsty zombies, and the city became a purgatory. And all this is just a prelude to the awakening of the thousand-year-old corpse king.