I Don't Agree to the Terms - Chapter 28: The First Practice of Flesh and Blood Technology

She has come a long way.

Orphaned, born a weakling, and being the infamous good-for-nothing of Azure Dragon Country. Gu Ruoyun was the shame of the proud Gu household. Falsely accused of a crime she did not commit, she was betrayed by her family and beaten to death by her own grandfather. But life took a fateful twist on that very day — she was revived.

Newly awakened, she is now the Master of an ancient treasure that resides within her body. Precious cultivation pills, treasures beyond her wildest imagination and spiritual beasts, all within her grasp… She is the apple of the eye of all under the heavens, including that of a mysterious, handsome man.

Now she only has one goal — to conquer the world.

- Description from Novelupdates

Seong Eugene, a student at Gukcheon University, is recognized for his latent potential as a hunter but shows no signs of awakening by the age of 21.One day, his intense desire to awaken triggers his latent abilities, and he awakens with a new smartphone app.He invests five points to increase his physical attributes, specifically enlarging his penis to 16 cm. As he explores his abilities, he discovers he can conduct random draws for items and skills, acquiring several items and a complete recovery skill. His unique ability allows him to enter fictional worlds, and he decides to test this by entering an AV film he watched a week earlier, SV-7495.

Kael, a reclusive and antisocial man, died alone in his apartment, consumed by frustration and regret. But his tale didn't end in darkness. Reborn in the unforgiving world of Eridoria, where the law of the jungle reigned supreme and apes were eerily absent, Kael found himself in the body of a lion cub with a unique bloodline.This was no ordinary rebirth; he was a lion unlike any other. Thrust into the complex web of pride dynamics and social hierarchy, Kael must navigate treacherous alliances, rivalries, and his own primal instincts. With a fierce determination burning within, he sets his sights on a singular goal: to claim the title of the ultimate King of Beasts.Warning: R18, incest, harem, neutral MC, violence.

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.