At this point, Tang Xiaotian could only confirm three things. First, this killer could take a life without even touching the victim.
Second, although the killer was in Japan, Japan had a huge population, making it impossible for Xiaotian to track them down quickly.
Third, the killer's psychological profile was easy to deduce: since he only targeted criminals, scum, punks, and mobsters, he was likely a student with an extreme sense of justice.
Chapter 287