Alpha Eric's Promise, Protecting those he loves - Chapter 1 -

[The 3000th issue of mysterious arrival is about to open! 】

【This is your only chance to redeem yourself! 】

In the global crisis, Wang Teng opens up his unique talent!

SSS-level talent – unequal exchange!

We are not zero yuan purchase!

But we are not equal exchange!

【The exchange is successful! You exchange half a box of instant noodles for endless extraction of SSS-level talents! 】

【The exchange is successful! You exchange a bottle of Sad Crisp Breeze for Douzhuanxingxiao! 】

…

Since then, Wang Teng has opened a new mode of exchange.

- Description from novelbuddy

This novel is also known as A Stay-at-home Dad's Restaurant In An Alternate World

There is a very strange restaurant in the City of Sin.

Elves and dwarves must share a table, orcs are strangely well behaved, dragons are only welcomed on the small square in front of the restaurant, and the demons must bring their own stool.

This strange restaurant with their strange rules continuous to attract a long line of customers.

“This place serves the best food! The chef of this restaurant is a genius!” Some of the guests in the restaurant left glowing reviews. But these guests have a word of warning for other guests, “No matter what you do, never, never attempt to kidnap the boss or try to ‘eat and run’. You will die.”

A cute little girl stood near the door, and demanded in her tiny voice, “You have eaten the food, now pay up, or I will beat you to death.” The five-meter tall dragon suddenly felt a chill running up its spine.

- Description from novelupdates

Spot was summoned from his comfortable charging pad and familiar floors to a world of magic and intrigue. After the flight of his new patrons, he is left to care for a filthy castle. During his quest to keep this new home clean, he will face demons, foreign armies, and the dreaded stairs.All those who stand before him will be swept away. Those who follow his spotless trail will find enlightenment, purity, and a world on its knees.Follow this wholesome vacuum on his quest to power.