[The ratings just came out, please increase them] [Time Travel] [Undercover] [Suspense] [Revenge] [No Female Protagonist]
A modern business tycoon traveled through time and became an undercover police officer on the verge of being exposed. In an extreme environment, he simultaneously carried out the two impossible tasks of 'self-clearing his grievances' and 'anti-narcotics and anti-crime', and achieved a comeback.
