An Army of Players

After World War I, the flames of revolution spread across the six continents of the world. Royal members of various countries were killed one after another, inspiring countless oppressed people. The centuries-old ancient dynasty was also crumbling under this storm, and uprisings continued one after another, causing warlords from various places to rise one after another and begin to create their own era. In this context, a special unknown force quietly appeared in this world. And this world will be the first world that this unknown force fights.