Xyrin Empire - Chapter 438 Doomsday Plan

Going for a swim, she ends up in an ancient wild Beast World and ends up being brought home by a handsome wolf.
She wants to stick to the handsome wolf, stock some salt, farm some land, look at some handsome men and grow old like that, but the handsome wolf pounces on her every day.
What? He wants her to have babies?
NO~ NO~ NO~ There is no happy ending to interspecies marriages, hurry and let go of me handsome wolf~

- Description from Novelupdates

For non anime fans- Yandere is extremely possessive girlsIn an open world MMORPG game called Stellaris Fantasia Online, me and my partner we're rising to the top, killing other players, farming loots and so on....But, yes, this partner of mine won't let me play with others.... even with my friendswhy? because she's a Yandere....Its so irritable that I unfollowed her.... well that decision hurts me too, since she might turns out to be a hot onee-san (older woman)But as soon as I attend the class, my homeroom teacher is in bad mood...Why??Just read the title....

In an era of global awakening of supernatural abilities, Lin Tianming awakens his SSS-level talent. He thought he was about to reach the pinnacle of his life, only to overhear the heartfelt thoughts of his school beauty girlfriend who hates him to the core.[Lin Tianming, you didn't expect me to be reborn, did you? In my previous life, you let me down. In this life, I will not be fooled by your sweet words again!]Having a reborn girlfriend who is merely putting on a show is already troublesome enough, but little does he know, there's more than one person he has wronged. At this moment, each of them is on their way to find him!--------------------------Features elements of Lovecraftian horror, with themes of inner demons, corruption, genetic ascension, mechanical ascension, and psionic ascension emerging in the later stages.

Ye Xiao was a superior cultivator in his previous life. The three factions of the realm kill millions of people every time they attempt to seize cultivation resources. Wealthy towns turn to wastelands in just a single night. They cover up their crime with an assertion that the towns were suffering from pestilence and disasters.

They forcibly hold all the resources for cultivation, monopolize all valuable practice materials, and keep outsiders from cultivating so that only their three factions could cultivate in the realm. Ye Xiao declared war against the three factions in retaliation for their actions. He fought alone and ended up dying in vain. However, he is reborn into the mortal body of a 16-year-old boy. He will use the powers he cultivated in his last life and slaughter his way back into the Realm. The story begins!

- Description from Novelupdates