A serial killer on the loose commits his crimes step by step through a murderous novel. As a mark of death, the killer leaves a novel similar to his killing methods next to the body of each victim. Open the title page and you will find the killer's signature.
Amateur detective Asakura Natsu is invited to attend a duel between an entrepreneur and the thief Hermes. In Yilanzhuang, which is not easily accessible to the outside world, a serial killer appears.
So can criminals succeed? Can Hermes steal the manuscript he wants? What was the killer's motive? Who is the killer?