Since I'm Here, I'll Start with the Human Race

When chaos first split apart, the heavens and the earth took shape. The pure ascended to become the heavens, while the turbid sank to form the earth.

Thus, the three realms of immortals, humans, and demons came into being. The immortal realm stood above the other two, with the demon and human realms below. Unwilling to remain subordinate for so long, the demon realm incited many among the human race and launched a war across the three realms. After the war dragged on for several hundred years, the immortal realm was finally defeated and vanished from sight…