The Long Tassel Is in Hand, Binding the Blue Dragon

I found my neighbor's sister's notes from a dark corner. A mysterious email pulls her to the brink of crisis. Is the sudden appearance of "Zhu Yunwen's Tomb" man-made or a coincidence? The horrifying numbers come into their eyes. Should they continue the unknown mission, or return to their respective cities and continue their happy lives? How will they choose? "The work has not yet been accomplished, the body is tired, and the temples are already autumn. How can you and I bear to give up our long-cherished wishes?"