The Perfect Profile of Criminal Investigation

Xu Zhiyu traveled to a parallel world and became a newly graduated police trainee. On his way to report to the police station, he awakened the system, successfully signed in, gained god-level skills, and gained micro-expression insight. The next second, he looked at a serial killer who had been absconding for three years on the bus. Uncle, are your hands shaking because of fear, or is there a knife hidden in your sleeve? But this is just the beginning. Every check-in is a wake-up call for the next perfect crime.