The Reincarnated Weapon Shop Owner

an average-looking but extraordinarily strong weapon shop owner and a well-behaved but mysterious demon girl. what roles do they play in this ever-changing world?yinwei wo shi kai wuqi dian de dashu because i’m a weapon shop uncle because i’m an uncle who runs a weapon shop the reincarnated weapon shop owner yinwei wo shikai wuqidian de dashu потому что я дядя, управляющий оружейным магазином 因为我是开武器店的大叔 因為我是開武器店的大叔 무기가게 사장님