A Starter Abacus Shop from the Start

He transmigrates to another world and gets a little shop from the start.

Demon Lord: “It’s just a lousy shop. Why are you acting so high and mighty?”

A few days later.

Demon Lord: “Please, I’m begging you. Let me bow at your feet!”

Great Sage: “Shopkeeper, where’s my little sweetheart?”

I’m Li Jing, and I’ve stirred up the winds and clouds in another world all by myself!