The adventures of a Demon King who awakens 500 years after his defeat in a futuristic world.

When dragons, gods, spirits and demons rewrite the world's history, the only human who remembers the past as it was takes up his sword to restore it.

Zagan is feared by the masses as an evil sorcerer. Both socially awkward and foulmouthed, he spends his days studying sorcery while beating down any trespassers within his domain.