This is the duty of the Immortal Heroic Spirits!
They do not care about the rise and fall of worldly affairs, the changes of dynasties, or even pitying the common people, which is just a personal behavior and emotional inclination. Their only duty is to protect the continuity of human history.
When an apocalyptic threat emerges, it is the time for the Immortals to act.
"How could there be an apocalyptic threat in the Middle Ages!"
Duncan merely glanced at it and tossed it aside, secretly thinking, "Unless it's an asteroid hitting the Earth, humans couldn't possibly go extinct."
"A full-scale nuclear war in the future, however, has a certain risk of extinction."
Right now, everyone is sitting obediently on the Heroic Spirit Throne, and their busy schedule is at least a thousand years from now.
