Cultivating Immortality: Start by burying corpses in a border town and become proficient!

Du En traveled through the world of immortal cultivation and became a low-level cultivator in the southern border town of Luoyu Immortal Sect.
Immortal sects fought for hegemony, the lower classes harmed each other, resentment grew, and evil cultivators flourished... In this world of immortal cultivation, danger is everywhere, and the weak are in danger!
Fortunately, Du En has a proficiency panel. As long as he works hard, he can become proficient, and then everything will come naturally.
Then, start to grind!