I, the food delivery guy, woke up and became the only human owner in the Seventh District of Ghostland. Bind to the "Fierce Ghost Seeking Death System", you have to steal things from the female ghost at the beginning.
Others raise ghosts to protect themselves, but I raise ghosts to act as security guards. Others hide from ghosts to save their lives, but I apply for a residence permit for ghosts - one land deed for one place, first come first served, no waiting after expiration.
Class F is a basic employee, Class E is considered a mid-level backbone, and Class D is barely a captain. As for C-level? That's my regular clientele.
Natural disasters are coming, and evil spirits are threatening the environment. When I said I wanted to build a fortress that could withstand natural disasters, all the ghosts thought I was crazy.
Later I discovered that the real purpose was to keep them all alive.
System: "Congratulations to the host for unlocking the hidden achievement: Reverse Gu Raising."
Me: "Speak humanly."
System: "You have turned the poorest ghosts in the ghost domain into the most difficult ones to mess with."
Me: "That's not good."
System: "C-level evil spirits are queuing up at your door to hand over the house deed. The reason is, 'I heard that your place includes food, housing, five social insurances and one housing fund.'"
Me: "... That's a lie."
If you don't cultivate immortality, you won't go against heaven. It just turned the ghosts at the bottom of the ghost realm into a group of lunatics willing to fight for me.