MTL - The 21st Century of the Gangsters Everywhere - ~ Seven hundred and thirty-one sunset red

Reincarnated as a baby who was in his mother’s womb for a hundred years, the moment Lin Xuan was born, the whole world was shocked.

A data loving young man from Earth has an accident which transports him to a dark land filled with terrifying creatures and magical powers. Fortunately for him, he has a Biological Assistance Chip to ease his path. However, things in this bizarre and strange world are not always as they seem, and, though it is a tremendous asset, the chip doesn’t always work as expected. With all of the crazy creatures and magical mayhem around him, one can only wonder what the future holds for this young man…

- Description from novelupdates

[He is the villain in the house fighting essay, the roadblock in the spoiled essay, and the negative teaching material in the imperial examination essay]
His father joined the army and was named a marquis, but Mrs. Hou is not his mother, what should I do?
The stepmother seems to be transmigrating, gentle and virtuous, but in fact she wants to nurture him, what should I do?
The grandmother is snobby and wants him to give up the position of the eldest son. What should I do?
When preparing for the imperial examination, the relatives make trouble and want him to fail the examination. What should I do?
——The above answers are all in the “Complete Explanation of the Reverse Textbooks of the Imperial Examination”. This book covers family disputes, difficulties in the imperial examination, troubles in the officialdom, and the rules of power and ministers. I have a book in hand, I have the scientific test, and the teaching will not give a full refund!

Later, when the Xungui family taught their children to study, they would always take Xiao Jingduo as an example: “Study well, don’t go astray. Don’t imitate him, you won’t disgrace the words of the sages.”
* * * * *
People in the world have mixed evaluations of Xiao Jingduo, and what he is most criticized for is that he has no literati spirit, and is willing to be the sword of the regent princess and work for the princess.
Until later, Xiao Jingduo married the princess regent.
Courtier: …………No wonder!

This article is also known as “The Revenge of the Original Spouse”

- Description from novelbuddy

This world is not only as the public knows it; there is an underworld that ordinary people don't encounter.Government agents handle troubles in the shadows, while corporate assassins privately deal with issues.Assassins, mercenaries, arms dealers, and spies exist, along with a dark web that ties this world together, and tycoons who attempt to control everything with money.Gao Yi entered the underworld, unbeatable in close combat, carving out his own domain.But there are guns in this world. Beyond seven steps (close combats), guns are faster.Within seven steps, guns are both accurate and quick.Only within three steps does Gao Yi's punch become faster.Unable to beat them, he chose to join them, aiming to rule them all.To rule everything, become the king of killers in the eyes of mercenaries, the king of spies in the eyes of assassins, the king of killers in the eyes of spies, and the king of intelligence in the eyes of arms dealers.Until he is crowned king by the entire underworld, Gao Yi is the ultimate firepower.