I Would Rather Keep My Heart in Dust Than Become an Immortal

(No system, no harem, micro-horror) The humble social animals encounter the national highway liberation truck, and their souls travel to the world of cultivating immortals to guard the mountains. I originally thought that An Wen would be a handyman guarding the mountain, a salted fish that could not go up, down, or stand up, but unexpectedly, this world is not dominated by human beings, and all kinds of weird monsters emerge in endlessly...