Qin Shangxing's Body Calamity

Qin Zirui, a modern archeology professor, traveled to Fusu, who committed suicide in the Dune Change, because of a jade pendant. He was pushed forward by an invisible hand. He originally thought this was a story related to ancient mythology, but after peeling away the layers of fog, he discovered that the chaotic times at the end of Qin Dynasty were actually related to the restart of an alien civilization. Where should Fusu go?