MTL - End of World’s Businessman - Chapter 199 regret

In the original world, Sasuke had a tragic life experience, his entire clan was wiped out, he was deceived by Itachi, brainwashed by Obito, and played with by applause, and everything was clearly arranged!On the spur of the moment, you will get a severe beating! In the end, he cut off his hand, carried everything on his back, and left Konoha alone. The Uchiha clan fell...After Getting Transmigrated As Uchiha Sasuke, Yah Let's Definitely Try To Avoid All Of This Shit....

Lee Jin Woo once lived a dismal life.
He lived pitifully on a day to day basis in his five-pyeon studio filled with mold.

Then, one day, he died in a sudden fire.

When he wakes up, he finds himself inside a novel.
But there’s just one issue…
He had become the novel’s villain!

The century long war had just ended and humanity had managed to get their hands on alien technology, sending them years ahead in terms of technological advancement, fulfilling their hope of finding life outside their planet and their desire to dominate these extra-terrestrial existences. The effects of their technological advancement alone wasn’t capable of giving this result.The appearance of mutations which granted supernatural powers among humans was another boon giving them the chance to act out their darkest desires.Their joy took a dark turn when it was revealed that they were nothing more than livestock to the mysterious race, Xillthars, who cultivated them to that level. Like fattening livestock.Shortly before this dark turn of times was a forbidden creature, Kieran who had been born into the lowest levels of a society created by the greed of humans. To him, life had always been hard, but things got worse after the arrival of the Xillthars as he found himself on a trail of shocking discoveries about himself and the world around him.