Urban youth Lin Zhongshu awakens his yin and yang eyes and unexpectedly becomes a supernatural investigator. Teaming up with Tao Yao, a ghost from the underworld, and reporter Su Xiaoman, they investigate a series of strange cases. The three volumes tell the story of his growth from a novice with little knowledge to facing the cross-border crisis and resolving the catastrophe in the nether world. It is compact and exciting without losing humor and warmth. Each volume focuses on different spiritual themes, integrating suspense, adventure, warmth and light-hearted ridicule. It finally reveals the deep connection between the spiritual world and the human world, and the protagonists each gain growth and redemption.