MTL - Under the Tutelage of the Golden Lion: The Beginning of the Overlord - Chapter 21

Shu Yu transmigrated to become a mob character, exiled into oblivion after appearing twice after helping the female side character who kept trying to dig a deeper hole for herself.Realizing she couldn't change the outcome, Shu Yu decided to just goof off.But even before the exile came, she was suddenly told that she was not a daughter of the Shu family.She was born to a farmer's family, who were so poor they couldn't afford to repair their leaking house. Having decided to eliminate the tarnishing of their good name, Shu Yu's adopted family decided to murder her.Shu Yu: Come on, see who dies.Returning to her biological family, the sight of a plate of salted vegetables, a barely-full bowl of rice, and her real parents' nervous looks, she finally sighed.No more goofing off, or she's going to starve to death.

A modern university graduate, traversing the window between two worlds, steals a celestial cultivation opportunity that originally did not belong to him. And this celestial technique, quite unorthodox...My credibility should be assured. In order to be responsible to the readers, I must earnestly remind you: my book is easy to linger on in your thoughts, so proceed with caution.

You are the ruler, I am a subject, you want loyalty, I’ll give you loyalty. You are the ruler, I am the subject, you want my sacrifice, I will sacrifice for you. This lifetime, we’ll only be ruler and subject…… cannot become the one who accompanies you to experience everything.

A deposed empress, a failure of a substitute. Charging into battle, he was the emperor, and she, his general. But within the intimacy of their military tent, he was her husband, and she, his wife.

But everything was star-crossed. For the one he loved the most, he would push her into hell again and again.

- 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.