The World of Earthly Immortals: Starting from the Underworld

This is a world where immortal cultivators have taken the wrong path since the golden elixir, wantonly occupying blessed lands, and wantonly plundering spiritual creatures, depleting resources. This is a world where immortal cultivators feed demons with humans, and resentful souls are everywhere. The protagonist uses his yin duties to reshape the underworld, and uses his underworld duties to reshape the world.