Yipin Books 
"What building?" "Seventy third floor!" "scare! There is such a tall building in the world?" "yes, there are many outside, the world is thousands of, and only the seventy third floor is a real room..." PS: no protagonist, write about the boys and girls in the building.
- Chapter 1: people from Zhongdu
- Chapter II: Ghost feeding
- Chapter 3: sudden rise
- Chapter 4: catching ghosts
- Chapter 5: the beginning of the wind
- Chapter 6: cold at night
- Chapter 7: inside and outside the forbidden magic department
- Chapter 8: Ghost sobbing
- Chapter 9: walking out of the black fog
- Chapter 10: overwhelmed
- Chapter 11: northern market
- Chapter 12: Golden Goat lock in the south of the city
- Chapter 13: try again (for collection)
- Chapter 14: Transformation
- Chapter 15: imprisonment
- Chapter 16: in prison
- Chapter 17: walking on earth
- Chapter 18: here comes Wei Zun
- Chapter 19: from pouring rain to white leaves
- Chapter 20: night in Tucheng
