From the Start, I Climb Out of the Underworld and Get Ghosts on the Payroll

In 2018, the supernatural returned. While everyone else summoned divine dragons and generals, Li An summoned a headless ghost clutching its head, and the whole school mocked him!

Then the dungeons arrived, and the divine generals immediately knelt before the headless ghost and called it their lord! The whole internet was stunned!

No one knew that Li An had bound himself to the Underworld sign-in System, which gave ghosts official posts from the start!

The aloof Taoist contracts a paper effigy to summon Yin Thunder; the gluttonous class monitor contracts the Thousand-Eyed Ghost to break all spells; the fat guy contracts the Starving Ghost to devour vampires; the coward contracts a dream-eating tapir, and one pot of Granny Meng's soup makes all the supernatural entities worldwide lose their memories!

Can't win? Li An pulls out an official appointment and shouts,