There's definitely something wrong with this murder mystery game - Chapter 133 - 129: Don’t Jinx Yourself

Leo is an academic genius who enrolled in one of the top universities in the world for the rich and powerful, but he was born in a common family, which was more than enough of a reason for the other students to mess with him.

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.
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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.
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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

After crossing into another world, he became an impostor City Lord, with a domain spanning five hundred miles and a sister who was a national beauty.He also had to revitalize a family that was teetering on the brink of collapse. As a college junior, Lanling felt overwhelmed by the pressure.Endowed with the power of Yao Xing, he could directly devour others' cultivation and claim it as his own. And his sole mission in crossing into this other world was: to destroy it!From City Lord of Tianshui, to the queen's husband, to the World-Ending Demon Emperor, he eventually became the king of the entire world!…Note: I've been in the industry for 12 years, published over a hundred books, and this is my eighth book, all of which are completed. With previous works like 《Nine Yang Sword Saint》 and “Mech Battle Emperor” being bestsellers with tens of thousands of subscriptions, you can read with confidence.

Sa Bina was on her way to write her SAT when she suddenly finds herself in a strange world. She is sent to be the old emperor’s concubine, but on their wedding night, the emperor gets murdered by no one other than his own son and the heir! To survive, Bina makes a deal with beautiful but deadly Lucretius and her life in this dangerous kingdom begins.