The novel constructs an eerie midnight clinic scene. For various reasons, the protagonist and others entered this clinic, which was open only at midnight. There was a strange atmosphere in the clinic, as if countless secrets and dangers were hidden. As the story progresses, the protagonists continue to encounter various horrific events and bizarre characters in the clinic. They need to survive in this crisis-filled environment, solve the mystery behind the clinic, and escape from this terrible place. The plot of the novel is ups and downs, full of exciting atmosphere and gripping suspense. Through the description of details and the rendering of the atmosphere, readers can feel the horror and mystery of the ancient tomb as if they are actually there.