· Zichen Dynasty: Founded three hundred years ago, during its heyday, all nations came to visit. Today's emperor is fatuous, factions in the court are fierce, and border wars occur frequently.
· The Heavenly Corpse Rebellion: A mysterious plague spread from the Western Regions. The infected people have red eyes, are photophobic and bloodthirsty, and are called "Red-Eyed Corpses". The highest level "Corpse General" even retains some of his sanity.
