Zed' Slayer ZS

After a terrible outbreak, humanity got a problem with the undead, cities from all the world got filled with eats flesh zombies, but it wasn’t all. Many zombies got mutations and became in horrific monsters that hunted high rank soldiers easily.
After that, people who want to survive moved out from the big cities, to build little bases and settlements, powerful enclaves started to domain the weakness people settlements, especially those belonging to the army and governments, eventually a war appeared.
In the middle of the chaotic time, appeared a special soldier, almost mythic, who desert from the army to fight alone. That was called Zed’ Slayer, and this is its story.