In an alternate world, countless monsters crossed through rifts, sweeping across human cities and bringing an apocalyptic crisis upon humanity.
From that moment, humanity entered an era where everyone transitioned into different professions. Nations took pride in cultivating strong professionals and competing for top ranks in strategies for the alternate world.
When the first supreme ruler of the Dragon Kingdom, who had been dormant for millions of years, awakened with resources accumulated over that time, the bosses of the alternate world trembled.
Top-tier professionals from countries around the globe bowed in submission...