Heavenly Demon, the greatest threat to mankind in this world, and the most hated enemy.
Since the invasion of the Heavenly Demon, war had spread to every corner of the human world.
Humans resisted, fought, and struggled, but they could never truly defeat the Heavenly Demon.
There were even rumors that the distortion of the Heavenly Dao 120 years ago was caused by the Heavenly Demon, which led to a drastic decline in human strength, territory, and population, making the whole world feel like the apocalypse.
The Heavenly Demon could be said to be a nightmare in the hearts of all mankind, something that countless people both feared and loathed.
And now, over the 6th training ground of the Dao School in Donghua City, one of humanity's five main cities, at an altitude of 1500.
While all the top cultivators were stationed at the frontline to combat the Heavenly Demon and the entire Donghua City primarily relied on the Celestial Star Formation for protection,
