The protagonist runs a weapon shop in all kinds of dangerous worlds. A quasi-quick transmigration story, with planar trading and a farming-and-business development plot.
Lu Wan is forced to bind herself to a weapon shop management System passed down by her virtual grandfather. She opens weapon shops in all sorts of exceptionally dangerous worlds, where one wrong word can get you killed.
Recruiting shop assistants in the Stone Age of the ancient beastfolk era √
Selling firearms in a martial arts world of cold weapons √
Selling mechs in an apocalypse invaded by the insectoids √
Selling bloodlines in an infinite world where terrifying ghosts have arrived √
Selling invincible armor in a postmodern world of technological cultivation √
And even the ultimate battle between gods, with the fate of the entire universe at stake. The weapons used by both sides all happen to be made by Master Lu Wan XD
Lu Wan: Everyone, I love war. As long as there's war, there are no weapons this world can't sell. But my wish is for world peace 2333