C1169 Emperor of the Farms
At the beginning of chaos, the clear air rose and the turbid air descended.
A plane with a clear aura was known as a 'high-level plane'.
A plane with foul air was known as a low-level plane.
For example, the Profound Emperor Continent from before was a low level plane.
And Saint Origin Qi, was the turbid air.
Even if there was more turbid air