My Beautiful Mother Like Smoke, The World's Richest Person - Chapter 50 - 51

Li Yi accidentally obtained a black science and technology library, which contains countless books of the inheritance of high-tech civilization and records countless knowledge.

There are thousands of bells in the book, there is a golden house in the book, there are many horses in the book, and there are Yan Ruyu in the book.

Li Yi has completely turned into a bookworm, learning all kinds of knowledge from the library, grand unified theory, particle Tebo theory, …, acquiring various black technologies, superconducting materials, super batteries, intelligent algorithms, … .

- Description from novelbuddy

“I prepared for this day. So you have to understand.” The strongest player, Lee Suhyuk, is betrayed by a trusted friend during a tower raid. As a result, he lost all his comrades and met his death. However, for some reason, he woke up 20 years later. “The same approach won’t work.” Faster. Stronger. To achieve that, he needed points. Suhyuk decides how to earn points early on. “Cosplaying as Lee Suhyuk is trending?” 20 years have passed, and Lee Suhyuk has become a legend. He didn’t know much about streaming, but if it’s imitating Lee Suhyuk, he was confident. After all, he is Lee Suhyuk. [‘Lee Suhyeok’ has started streaming.]

King Grey has unrivaled strength, wealth, and prestige in a world governed by martial ability. However, solitude lingers closely behind those with great power. Beneath the glamorous exterior of a powerful king lurks the shell of man, devoid of purpose and will. 

Reincarnated into a new world filled with magic and monsters, the king has a second chance to relive his life. Correcting the mistakes of his past will not be his only challenge, however. Underneath the peace and prosperity of the new world is an undercurrent threatening to destroy everything he has worked for, questioning his role and reason for being born again.