A man who was betrayed by the one he loved and died eventually became Shang, immortal and walking alone in this world where he and Shang coexist. He has endless time to find the person who buried his bones, even if she is already dead.
The slough said that sloughs are all abandoned things that have endured day after day of loneliness and despair before abandoning their original form. Because I was abandoned and couldn't wait for love, I abandoned myself.
Ye Sheo, what exactly do you want to find?