The Tyrant Empress is Obsessed with Me - Chapter 61:

Five years ago, she was forced to marry into the Quinton Family. Her mother-in-law disliked her, her husband didn't love her, and she suffered cold treatment and various torments.Five years later, she strongly divorced him, but accidentally overheard a shocking piece of news; it turned out that the one who spent a night with her back then was not her ex-husband.The little lady adored by everyone in the Quinton Family was actually her child.She was determined to win back her child but ended up provoking the Quinton Family's most formidable man. With a cold face, he took her back home...

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

Gu Chaoyan is the eldest daughter of the Gu Family, yet the least favorite one. She is mostly despised and belittled by everyone around, only because she isn’t pretty.

I’ve possessed the mid-boss who tortures the protagonist and receives true education.Am I crazy? How dare I do such a thing to the person who is supposed to be the protagonist?I even planned to treat all the protagonist’s friends hospitably…“Everyone, wait for me! I will definitely become stronger and come to save you!”Oh. Running away.