Arifureta Shokugyou de Sekai Saikyou (WN) - Chapter 324

The notorious imperial court lackey and the meritorious military general were well-known for their mutual dislike, a pair of arch-enemies set in stone. Who could have foreseen the unexpected change in the winds of heaven: the general injured on the battlefield, both legs disabled, and even forced by the emperor to marry his nemesis.With one marriage edict, two people with mutual hostility are forced to marry and live under the same roof. Yet after these long days together, they come to the realization that this fellow is not truly devoid of any saving grace/unattainable and high out of reach.

Underestimated, shoved aside, trampled on, and lied to!

The life of a typical nobody like Alix was not an easy one. Mocked for being a poor orphan with no history of his parents, the loneliness was his only kin and kith in the whole wide world filled with magic.

With little time left to live and limited expectations from life, everything suddenly took a quick turn when he was accepted in the royal academy of arcane and taken in as a student of the crown princess who turned him into something that he never imagined he would become.

The young boy discovered something amazing in the vast emptiness of his soul, when his life was in danger and he was at the end of the line, a true monster's powers were awakened in the midst of all the madness, the truth of the past came to light, the mysterious young man finally found a purpose to his life and vowed to bring destruction on those who took everything from him.

“I will kill anyone who stands in my way, you think I am weak? if I were you I would take a look in the mirror, I will show this world what true power looks like” Alix said as his eye glowed blue and red.

A small immortal clan, with the efforts of the ancestors of the past dynasties, slowly developed into an immortal clan. This is the history of the development and growth of a small family. During this period, there were ups and downs, and there were also struggles for power and profit.

- Description from novelbuddy

I was reborn into a chaebol family.Into a time with no cryptocurrency, no internet, and nothing else.