@LOUzheng
Because they a old book, i think it was called "Collected Schools of Martial Arts' by Wan Laisheng.
Basically a compiled book of observation. From what i remember it was based on Elder Sister Tang and her usage of Five Posion Sands. Thats the extent of that rabbit hole i remember.
Heaven, Earth, Water, Fire and Madness. 🐦🔥
I would rather let the world down, then be let down by the world!