Library

Relics of a thousand-year-old voodoo technique have been discovered in the mountains of Yunnan, and cases of "poison killings" that are completely consistent with records in ancient books have appeared one after another in modern times. Sinan, a female forensic doctor from the Provincial Public Security Department, unexpectedly discovered that all the deceased had been exposed to a fragment of a book called "Gu Nerve" before they were alive - and this ancient book was selecting the next "immortal" according to a certain pattern.