After transmigrating, he became David, a rookie detective at the bottom of the heap in a city of sin, with fighting skills roughly on par with a goose.
On his first day at work, his muscular superior, whose temper was even more explosive than a Desert Eagle, kicked him straight into a gang shootout on hellish difficulty. He thought he was doomed from the start, destined to be a disposable extra who would get killed the moment he landed, but then...