MTL - History’s Strongest Senior Brother - ~ 1. Take the wrong script!

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 powerful enemies by 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.

This world is sick; both Immortals and mortals suffer from a stubborn ailment known as Longevity.Under the influence of Immortality, various Cultivation Techniques evolve rapidly in grotesque and inexplicable directions.[Fetal Period: A baby is born with shriveled, powerless limbs.][Childhood: After 20 years, the Internal Organs completely decay.][Weak Crown Period: At 50 years, the flesh dries and withers.][Thirty Years Old Stage: After 100 years, the blood runs dry and gives birth to mutations.]I am an Immortal Seeker, and also one seeking survival.

A supreme expert in the Immortal World had died, and a strand of his soul returned to its original body on Earth. Tang Xiu discovered with amazement that ten thousand years passed in the Immortal World, yet only a single year passed on Earth.

Ruthlessly betrayed by his lover and trusted friends, Tang Xiu found that his soul went back to his previous body on Earth, and, despite he spent 10,000 years in the Immortal World, just a year has passed on Earth and many things have changed. Having an unsurpassed knowledge, Tang Xiu will protect his loved ones and go back to the Immortal World to take his revenge.

- Description from Novelupdates

Through an accidental transmigration, Gu Huan became the youngest Alpha general in the novel. He is handsome, aloof and powerful, admired by thousands of people.

Even if he was a villain, this was a proper, awe-inspiring character design.

Gu Huan was so happy!

Looking at the needle holes in his arms, the haggard eyes, and the home that had been dismantled into an open-air convertible.

He suspects that he is actually an addict.

Doctor: No, you are just a very ordinary Omega who used inhibitors during the fever period.

Gu Huan: …you are kidding me.

Doctor: An Omega of your age who has not been marked is very likely to be leashed.

Gu Huan: …I believe this.

To survive. Kaolin (senior) Flower (single dog) can only apply for marriage online.

Marriage Self-Description: Older, hot-tempered, not guaranteed to not to beat someone in heat, not guaranteed to not to beat someone to death.

In the end, someone actually came to this painful marriage request, and it was the prince who wanted to eradicate him, the villain, in the original text.

——The so-called wolf dog, when it hates you, it is a wolf, when it likes you, it is a dog.

- Description from Novelupdates