Quick Transmigration: My Days Working for the Underworld

[No CP + Short chapters for each world] Every ghost deserves another chance, and it is Si Ning’s duty to erase the lingering obsessions of the ghosts in the underworld so they can be reincarnated. They may be women who were kidnapped and sold, an old woman killed in an accident, an unremarkable old butler, or someone whose body was taken by a mission-taker who arrived with a System... (This is my first time writing. Thank you all for taking the time to read my novel (˵¯͒〰¯͒˵))