C423 Suspicion of forensic medicine

Li Xiang had hoped to find some clues regarding the case from the gun that still had fingerprints on it. However, he couldn't find a match to the fingerprint on the gun in the Police station's database.

Li Xiang suspected that the owner of the gun was not a Chinese, but a Chinese who had lived abroad since he was young. In the end, he could only turn to the Interpol