The demon king failed to escape the tribulation and became a kindergarten teacher.
I wanted to keep a low profile and regain my cultivation, but I found that the class was full of cubs of mythical beasts - those that bit people, those that sprayed water, and those that climbed over walls, each one more difficult to deal with than the last.
She was forced to return to her old job, using the same methods she used to manage the seventy-two cave masters of the Demon Sect to set rules and issue awards to these naughty children.
All the kindergartens praised her as "the most caring teacher" until that day, a man who called himself "Heavenly Education Bureau" pushed in the door and smiled at her with an evaluation form: "Teacher Lin, I heard that your class has not obtained the 'Level 1' qualification yet?"