I Came Back And Conquered It All - Chapter 82

In the night, cook wine with the master and discuss the way of heaven and earth!

In the snow, Yu Jian chased the tide of Guangling River!

- Description from novelbuddy

An ordinary (?) grandfather, Choi Chuntaek. In an effort to protect his granddaughter, he started the virtual reality game 'Arkstar.'

Then... he accidentally obtained a legendary class?

A man transmigrates as Dominic, an extra in a game. Being chosen my the Lords to defeat the MC of the game, he has to level up to the greatest ever limit. He has to defeat the MC but he needs some women by his side to help him. He needs the greatest harem. Exploiting them he gains not just a harem but also copies their special abilities.Just like a game, he gets to take down every member so as to face the MC.Please read on. I may not be frequent in updating but if I notice a good start I could release frequent chapters. Also support me with power stones.

Chen Rui, an otaku from earth, is reborn into a human body in another world, who falls into the legendary evil, brutal world of the devil called Mozu where humans are treated as food. He has to survive while facing horrors of the devil, violent dragons and a variety of power enemies depending on a strange super system chip and his wits. Surrounded by Devil’s beauties such as black-bellied lolita princess, cold queens, violent dragons, charming poisonous devils …

Wanting to live in the Devil’s world is hard! Wanting to live in the Devil’s world as a human is harder! Wanting a human to be the devil’s son-in-law is hardest!

Let us see how a small otaku uses power and strategy step by step starting from an ordinary human to writing a legend as the devil’s greatest son-in-law.

- Description from Novelupdates