When the patients in the mental hospital begin to tear apart evil spirits with their bare hands, when there are cinnabar charms and magic-killing swords hidden under their white coats, the madman you thought may be the last line of defense to suppress evil in the human world.
This is not a mental hospital, but a prison of gods, a prison network woven by human obsessions. And I am the only one who can bite off the network cable - Taotie.