MTL - The Kryptonian of a Certain American Comic - Chapter 341 135, magic words

Entering the interstellar era, Su Tan wrote novels, became a celebrity, hosted and ate food, and began to dominate the interstellar entertainment circle.

Until one day, the strongest star / anorexia anorexia / cold abstinence emperor ate his food-long! fat! It’s up!

Emperor, “Fine, marry him back, and I will punish him personally.”

Su Tan, “? ?”

- Description from Novelupdates

In the distant future on Earth, there was a girl with God-like powers. That girl is the last survivor of the former human race that flourished in ancient times.

The Ancients.

And on that very same Earth, a new breed of humans with the ability to wield Magic emerged.

That girl began to observe the new human race silently.

Sometimes called a God, other times called Satan, that girl continued to observe the new human race.

This is the story of the happenings between the lonely girl and the hardworking new human race.

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.