Soul-swapping:Imperial concubine rebirth - Chapter 50

In one moment, he was walking down the street with his little sister—In the next, he had traveled to the world of One Piece, carrying a system that could extract, record, and fuse genes to cultivate powerful lifeforms.Thus began a leisurely and carefree life in the most chaotic world imaginable.When bored, he’d snatch a bit of heavenly tribute meant for the Celestial Dragons.When curious, he’d raise a few cute kittens and bunnies just for fun.When restless, he’d wander through the territories of the most fearsome powers in the New World.Life is beautiful—so why bother taking anything seriously?

A Failed score in the National Examinations was enough to make many youths desolate.Such a score should be the end of any Protagonist.With Parents who didn't love him, and a brother who was hellbent on using him as a stepping Stone, Levon's life was already colorful. Many waited for his Fall.However, there was a saying, that for a few, failure wasn't the end—but the beginning of something darker.“Mr. And Mrs. Belmont, My academy is interested in your son. Don't worry, we have just the place for him.”“Alright. Please, take the troublemaker away!”Levon watched in eerie calm, putting up no resistance.Soon, he thrust into a world completely unfamiliar to him. There was danger, chaos, and the promise of death looming in each corner.“Blood ACADEMY...”It was an odd place… an odd but interesting one.

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

Caelith doesn't want too much in life, a clean home, a happy mother, and maybe a girlfriend. Raised in the Stormont manner, one of the highest ranking noble household in the kingdom, he grew up a bastard, mistreated and abused by the main lineage.At the tender age of sixteen nobles undergo a divine ceremony, receiving the opportunity to be blessed by the gods however he receives Nothing.Caelith struggles in this world but at the end of the day, He is Nobody, and he has Nothing.