Past Events in the Underworld

Qin Yang accidentally entered the underworld before his life span was over, and called the earth and the sky every day, but in the process of trying his best to get home, he met the "customer service department" who owned the underworld. He gradually realized that it wasn't that scary here. However, various signs around him made Qin Yang feel uneasy. As the chess game progresses step by step, he discovers that his journey to the underworld does not seem to be a coincidence... The conflicts between the heaven, earth and human realms will eventually break out. The catastrophe is approaching, can the "pawn" who is the victim complete the counterattack?