Valley of the Makai (Work in Progress)

At the age of twenty-five years old, Ethan is a top tier adventurer who has the adoration of the royal family. When he was the age of thirteen his whole family was taken from him by demons. Vowing to get strong he soon became the most feared warrior in the entire kingdom. Now with the task of mapping demon infested lands long abandoned by humans he learns of the Makai. A failed creation of the gods. If he fails to stop them, humanity will disappear forever.