Isekai Maou to Shoukan Shoujo no Dorei Majutsu - Volume 7 Chapter 3 part5

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

When she wandered the border of life and death at the age of three, Cordelia realized that she had been reincarnated into a game she had used to play as a high handed noble girl. A dark future would await her if she fell in love with the Prince. Therefore, for the sake of a normal life, there was no road but to avoid the powerful prince and the heroine…… But just doing that would be boring. She finally was blessed with a beautiful appearance so she resolved to polish herself, firstly by beginning to study herbology…… This is that kind of story.

Heavy rain poured down from above the dark clouds up in the night sky, filling the sky with droplets that splatter on the muddy ground of a narrow road. Thunder and purple lightning roar resounded over the clouds.

This was a night that would forever be remembered.

Bernard was a poor young man with a dream just like any normal human would have, he wanted to survive and make ends meet.

However, he was rendered hopeless when he realized just his certificates and hard work alone, wouldn't be enough to climb up the ladder in the society, he needed connections as well.

Putting his frustrations aside, Bernard decided to work harder, however on his way home something that would forever change his life happened.

Bernard was bitten by a strange Cat in his dark room and entered a strange world...the Symbiote world, with this strange twist of fate, Bernard soon realized the hope to fulfill his dream was rekindled once again.

[Daily Quest: 'Meow Meow five times]

Cho Ryu Hyang was good at math from a young age. When he enrolled into the The Theoretical Maths and Martial Arts School, the teacher, Jo Gi Chun, recognized Cho Ryu Hyang’s talent immediately and took him in.