Nuo Ghost

In the depths of the mountains, Nuo people dance in a trance, and lost ghosts emerge from the troubled times. Are these thousands of years of records a dream? Or is it an indelible reality? "Humans" and "ghosts" tear apart the rift between the yin and yang worlds, and "truth" and "illusion" sway in disaster. What choice should he make when he returns to Zhenling as a "dream-killer" and a "nuo dancer"?