Getting a Technology System in Modern Day - Chapter 42: Going home and beginning his work

A world where awakened individuals with special powers emerge due to a system. At the New Spring Kindergarten infant class, Gru awakens as an S-rank Hunter at the age of 4. Along with this, there is a quest assigned to her… [Quest: A child needs a strong guardian!] Why is a guardian needed? That is because Gru has no mother or father. Gru, who had no family, is adopted by the greatest Hunter in South Korea after many twists and turns, and along with that, new skills are developed… [Let’s try registering a new guardian in the slot!] [Children can earn ‘filial piety points’ through various activities, which can be used in different areas.] Gathering guardians enables faster growth? ‘That’s amazing!’ Alright, I’ll gather all the S-rank guardians!

“If you had E-class or F-class skills, history would have changed.”

Jung-woo Jung, a hero who has everything except ability.

Then the world gave him unlimited power.

[Urban Bestselling Epic about the War God] “Sign it, today you must divorce that loser, Ling Fan—you’re not ashamed, but I can’t even lift my head when I go out,” my father-in-law emphatically tapped on the divorce agreement. Three days later, good son-in-law, you rise above the petty, I beg you, please don’t leave my daughter... Three years of tempering, a work of craftsmanship, the legendary War God’s ascension journey....

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