At the junction of the end of the sky and the corner of the earth, a wisp of lavender mist emerged. The mist was vast and the sea of clouds rolled in, as if there were mountains and dangerous peaks gathering there. Legend has it that someone once saw such a strange sight by chance and immediately ascended to become a god.
Therefore, there are four realms in the human world: heaven, earth, underworld, and world. The heaven is the residence of immortals, winds and Taoism, and the underworld is the residence of demons and monsters. The spies' lair, the earth is the dwelling place of ordinary people, and the earth is extremely mysterious. There are all the immortals, gods and ghosts gathering there. They live in harmony. Unlike the heaven, which has so many rules and regulations, and the ghosts in the underworld. It's so airy, and it's not like there are so many intrigues and power struggles in the underworld. They can fall in love freely, don't pick up lost things on the way, and... In short, it's the real wonderland that people in the underworld yearn for.
But, is it really what they think? ...