Re:Zero Kara Hajimeru Isekai Seikatsu - Operation Kokkuri

The Mirror World copies worlds close to collapse, forcibly taking its residents and giving them the goal of obtaining the ultimate stone, the Master Stone.Each race possesses a Race Stone, and Seong-Hwi meets his demise as he protects the humans’ Race Stone. However, he opens his eyes and realizes he has returned to the past.“It’s not unreachable. I just have to take the right path!”Seong-Hwi resolves to obtain the Master Stone and face his destiny head-on.Destiny is weak to the brave and strong to the cowardly. Become someone who grabs hold of his destiny.

In The Kingdom of Elves, the War of Gods 1000 years ago caused the fall of the World Tree. In a world where true gods rule, the fall of the elven civilization came soon after.

A 1000 years has passed, the new World Tree is now reborn.

Eve Euktrahill, the Mother of Nature, the Goddess of Life, the Great Ruler of Elves. Armed with the ability to connect to the Internet on the blue planet, She(祂, a pronoun used for god) now must rely on players from the blue planet to help her goal of reviving the past glory of the elves and the World Tree.

Lou Yao Yao wasted her life fighting over a man, only to find out he wasn’t worth it in the end. Because of this man, she accidentally killed her rival in love, and even ruined the man who had always been watching over her.

Getting reborn as her 20 year old self, there is still time to fix everything. Lou Yao Yao decided to live as a genuine vicious woman. After getting her hands on the loyal like-a-dog man, she would show that cheating couple what pure loving affection looked like.

- Description from Novelupdates

At the age of 15, He Jin found himself a “husband” in an online game, their love was filled with loving affection and sweetness. However, because his study was being interfered with, his parent cut off the internet, he didn’t even have a chance to say goodbye and had to disappear from the game.

8 years later, the online game in the past was about to come out with a revised edition and turned into a virtual reality game. He Jin decided to login again and unexpectedly discovered that his “husband” had become a powerful player and ranked number one in the whole server, moreover, he had not divorced him!

However, the husband that was abandoned by He Jin for eight years, his initial impression of him was that of a pure boy, but now he seemed to somehow have become…….a little evil?

- Description from Novelupdates