Tensei Shitara Slime Datta Ken (WN) - Chapter 408

A surgeon accidentally got the blessings of a system, shocked the medical industry, and rejuvenated countless people.

- Description from Novelupdates

Quietly crossed over to an ancient peasant girl who could be deceived by everyone.

She was sold on the day she crossed the road, well, she took the betrayal by hand and stepped on the scumbag. She controls her freedom, she decides her marriage, she decides her future, and no one wants to point fingers at her!

Quietly and domineeringly, he patted his deed to the man next to him: “Take it away, I will be yours from now on.”

Man: “…”

The man dotes on her very much, she does whatever she wants, and abuses all kinds of scum with her. The two of them lived extremely well in their childhood.

It’s the identity of a man…

(Shuangwen, strong men and strong women, 1v1 favorite text)

- Description from novelbuddy

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