There's No Love In the Deathzone (BL) - Chapter 666: Side Story 3. Stellar Blossom - 1

Cheng Feng, an ordinary young man. He isn’t genius, however, his elder sister has a unique body, Nine Linglong Body.

One day, his brother in law awakes an eight order martial spirit and become a peerless genius in Hidden Dragon Academy. In another side, he can reach that step because of receiving the help of Cheng Feng’s elder sister.

When Cheng Clan’s people think that their clan will rise and advance to a higher status, but this is the beginning calamity of Cheng Clan. Their talented son in law writes off the marriage,

Cheng Clan Patriarch dies…

….

His elder sister commits suicide…

After Cheng Feng sees the calamity of Cheng Clan, his heart is wrath, he only wants to revenge to the people who cause his clan fall to this step.

” I will take revenge to the people who make…”

But he doesn’t have the strength to do it until he hears a mysterious voice…

- Description from Novelupdates

The magical girl who made the wish of “destruction of this world” came to Ke Xue’s world, and Kewpie became a little Kewpie.

Being chased by someone holding a knife at the beginning, Shuangyue fell silent.
In a world without witches, how would she purify her soul gem?

Originally, he just wanted to be a good and hard-working employee in the winery, but the old man always liked the whole brainwashing operation. Suppressed by the world consciousness, for her own pure land, Shuangyue decided to go to his red square and black square, she would smash the dog world consciousness.

The protagonist is not a good person (highlighted), the three views have been distorted in the magic circle world, not a red square.

Little Cupid: You are my magical girl, and I am your Cupid.
————
Rescuing Matsuda Cat and Jingguang Cat, the protagonists directly built a gray empire for Jin Jiu and Sister Bei.
Hagihara and the squad leader are still dead, because the protagonist was not there at the time.
————
Do not dismantle the original cp, bring your own cp (but there is no obvious emotional line).

Content Label: Teen Conan
Search keywords: Protagonist: Frost Moon Saya ┃ Supporting roles: Gin, Zhufu Jingguang, Matsuda Jinping, Edogawa Conan, Maorilan, Kayao (Shirazawa Nozomi), Little Cupid (Ruby) ┃Others:

- Description from novelbuddy

This was a world ruled by summoners. In this world, summoners were the most remarkable existences that took center stage. When the mysterious, higher world was within reach, when the recollection of the glorious Huaxia civilization overlapped with reality, the story of the summoners in Great Flame Republic unfolds…

Freshman orientation season.As a third-year senior, Xiao Fei regularly comes to the school gate to welcome new students.Unexpectedly, he accidentally runs into the new goddess teacher, Tang Yuxin, and discovers that she is actually the girl with whom he spent a night in a hotel a year ago.What surprises Xiao Fei even more is that Tang Yuxin is pregnant with his child.And not just one child—three!Thus, the two begin a shameless cohabitation life right under the eyes of the students…