There was once a charlatan who claimed he could cure deformities of the spine. ”Whether your back is like a bow, a shrimp, a ring, or whatever you please, come to me and I’ll straighten it in no time.”
In Journey to the West, the tales of immortals, demons, mortals, and ghosts unfold across the three realms (Heavenly, Mortal, and Underworld), which reflects the Daoist cosmology.