Shadow Slave - Chapter 48: The Storm

The world that nurtured the civilization which reached the pinnacle of magic was on the verge of destruction.
The last survivor transmigrated to the past, when the magic civilization started growing, as countless mages were still fumbling their ways through the thorny paths of magic knowledge.
He, who came from the end of the magic era, aim to reach the pinnacle of magic.

- Description from Novelupdates

From the end of the world to the ancient times, before Gu Yundong could breathe a sigh of relief, he found that he was on the way to escape from the famine.

And their family was being kicked out by their grandparents from the fleeing family team, and everyone else was watching from the sidelines.

The father is missing, the mother is stupid, the little radish-headed brother and sister have bony heads and huge heads, and the dying Gu Yundong only feels a toothache.

No way, just roll up your sleeves and do it.

Doing business, opening shops, and buying fertile farmland, Gu Yundong’s life is going well. If there is no one around who is staring at her and wants to marry her back home, she can go to heaven.

- Description from novelbuddy

The celestial celestial beings who lived for more than 100,000 years were born and reborn in a small monk in a human world.
His motto: “It’s not as good as a medicinal medicine for ten years of hard work.” “Even if you practice a copper-iron bone, it’s not enough for my soldier’s attack.”

- Description from Novelupdates

The world is terrorized by the powerful Black Witch who has been sealed in the moon. Every ten years, the night of Hexennacht arrives and a chosen witch must battle the Black Witch in hopes of finally defeating her.

As the current decade’s Hexennacht approaches, a mysterious girl named Kagami Kagami arrives and meets Horinouchi Mitsuru, the daughter of the previous Hexennacht representative.

It takes place between Kyoukai Senjou no Horizon and the City Series, two other series by the author.