Mercenary Harem in Murim Novel - Chapter 160 – Mad Scientist

Have you ever thought that the state of the world as it presently is, could revert to the laws of the ancients? When a series of strange incidents beginning with the disappearance of his friend led Luo Yuan to question the possibility of an apocalypse, he becomes embroiled in the midst of a global-scale chaos.

Evolution has turned the flora and fauna of the vast and bountiful Earth into something that had never been seen before. Coincidentally, the all-dominating Homo sapiens have ended up at the bottom of the food chain. From mystery to crisis, will Luo Yuan discover a means of saving humanity by racing to the top of the food chain? Or will he strive in accordance with the law of the jungle? It is the dawn of an age of the survival of the fittest.

- Description from Novelupdates

500 years ago, Chen Xi was devoured by a crack in the void and was transported into a cultivation world.

Su Yuan transmigrated to Teyvat.At the same time, another strange and eerie force descended upon this world.The entire Teyvat was affected to varying degrees.Furina endured five hundred years of loneliness in order to save Fontaine.But just before the dawn of victory, she succumbed to madness under the influence of the eerie force...“No one understands my loneliness... No one can comprehend my fear... No one can listen to my pain...”“Why must I give so selflessly... Do the people of Fontaine truly deserve my sacrifice?”