I’m Just Solving Cases, So How Did I Become an Immortal?

After accidentally transmigrating to a world of immortals and martial arts, he puts on this uniform and, from this day forward, Cao An is a proud Blue-Robed Divine Detective. In a chaotic age where humans borrow the ghosts’ power and demons roam the roads, the injustice and secrets of a conspiracy involving the Three Realms, hidden for a thousand years, will eventually come to light. But before that… “Divine Detective System, do something useful!” 【Congratulations! You have acquired the Divine Detective talent: Pick One of Three Suspects】