Urban: I Founded an Agency by Eating Demons

Ever since I was little, Grandpa would sometimes bring home beads that looked delicious, but I never got to eat one. Grandpa was a formidable mountain guardian, and he also had an especially impressive title: Demon Catcher. But he never wanted to teach me how to catch demons. It wasn't until I turned ten that he finally agreed to pass on his true skills. After that day, I never saw him again. Ten years later, inside a shop called the Demon-Slaying and Evil-Exterminating Agency, "Xiao Zhang, what do you think? Should I hang this plaque that says 'The World's Number One Demon Catcher' by the entrance, or behind the boss's chair?"