In ancient times, human monks pursued the way of heaven and tried to escape from the mortal world.
Among them, there are many people with outstanding talents who have reached the level of transcending the shackles of the world. However, the world is impermanent and the inner demons are at work.
Or there may be a lack of opportunities, and there may be regrets in life. In the end, in the process of becoming an immortal, he will fail and his body will disintegrate.
But the powerful spirit did not dissipate, but turned into an existence that seemed to be alive but not alive - Slough!
They have different shapes. They may be enshrined in ancient relics, or their obsessions may persist and turn into spirits, or they may merge with mountains and valleys to form blessed or dangerous places.
What's more, relying on the power of shedding, mortals can master the power of taboos.
However, shedding is both a blessing and a curse!
Concept: Combining ancient legends with realistic fantasy