There's a Ghost 1

A recruitment fair is hiring celestial masters?!! Meals and lodging included, plus a guaranteed hundred-year lifespan?!! What was that? You have to work at night and warm the BOSS's bed during the day? Lin Yiming draws his blade!!! You know too much!!!! No synopsis!!! Writing quality?? Can I do without that sort of thing?? This is a crackfic by Mou Yu, You Gui!!!