In this world where everyone practices magic until their brains are broken, "reason" is the rarest luxury.
The protagonist Li Jue traveled through time and became a death row prisoner in the Demon Sect, holding the golden finger of "absolute sobriety".
While others practiced the forbidden technique "Nine Transformations of Dry Glory" and died, he practiced it to become indestructible. Others went crazy and hacked wildly, but he was calmly calculating the killing efficiency.