Reincarnated Mercenary on Duty Novel

After years of ruthless service in the criminal underworld, Frank the mercenary finally chooses liberation from bloodshed and violence. His escape plan crumbles when vengeful enemies from his brutal past refuse to let him go, hunting him relentlessly until they succeed in taking his life. But death proves temporary. Through an inexplicable twist of fate, Frank is mysteriously reborn into a cop's physical form within a world plagued by pervasive crime, institutional corruption, and concealed conspiracies. Equipped with an enigmatic system that grants supernatural knowledge, Frank seizes his unexpected chance at redemption—using his lethal expertise not for destruction, but to intercept and prevent crimes before they unfold.