It tells the story of detective Jiang Guangming (played by Ma Yili) and Shi Luo (played by Gao Zhiting) who, while investigating a case, accidentally discover that the crime scene depicted in the novel by writer Gu Jiming (played by Tong Dawei) is related to their own investigationThe scene of the crime investigated mysteriously overlaps The interweaving of fiction and reality, the emergence of novels provides new directions for their investigation, but also leads them into deeper mysteries In the caseCase, mystery within mystery, who is the murderer hidden behind the scenes?