The True Interpretation of Yin and Yang: I Went to Work as an Undercover Agent in the Demon Sect

——I am a mediocre person, living a mediocre life. Only the heart towards the Tao is unwilling to be misled by the mortal world. This article tells the story of two fighting martial arts sects who each have a general outline of the secret book of the fairy world. After the protagonist obtains it by chance, he infiltrates into the demon sect. It turns out that the inside story is so tortuous! The demon sect's slogan: "At noon on the day of hoeing, the sweat drips from the weeds, and we come to Xixuan Mountain to escape the suffering of the world!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.