Era background: The fictional "Yong Dynasty" (imitating the system of the Tang Dynasty, adding the system of cultivating immortals), the world is divided into ten states and thirty states, the imperial power is on the side, the feudal towns are divided, the cultivators of immortals are hidden in the government and the public, and the concentration of spiritual energy decreases with the regional level (state city>county>rural).
2. Cultivation system
