Solving the Case: Being a Detective Twenty Years Ago

As a good citizen of Qishan City, Lu Xun has two secrets. The first secret is that he seems to have arrived in a parallel world twenty years ago, with a different name and exactly the same appearance. The second secret is that the important evidence in the case will have extra highlights in his eyes. However, in the evidence bag in front of him, the cigarette butts stained with his saliva and residual fingerprints, and the ashtray covered with bloody fingerprints were all shining brightly. These exhibits were all found at the murder scene. To become a criminal investigation expert in this world, you must first clear yourself from suspicion.