MTL - Ancient One - Chapter 27 Zhenguo Shenwei

One day, Luo Jian woke up from his sleep and found himself in a locked chamber where the door and window were all sealed. A note with a few lines written on it was tacked to the wall: “Escape from this room within an hour, otherwise, you will die.”

There is a sequel called Reincarnation Night (轮回之夜) that takes place in the same universe but has different main characters

- Description from Novelupdates

[Post-apocalyptic + No romantic pairings + Overpowered system + Management + Please read the bottom of the synopsis + Initially low-priced, enter at your own discretion]Gu Wanyin never imagined that not only would she transmigrate, but she’d end up in a post-apocalyptic world! Opening her eyes to find herself surrounded by zombies with only two pitifully thin adorable children by her side, Gu Wanyin thought: This is the end of me!System: Impossible, absolutely impossible!After binding to the most powerful hotel system in the post-apocalyptic world, Gu Wanyin embarked on a delightful journey of raising children and managing a hotel. As the hotel’s guests increased, so did her rewards! But could someone explain to her why a hotel that unlocked noodle shops, hot pot restaurants, and buffets was understandable, but why did it also have KTV, movie theaters, libraries, amusement parks, hot springs, schools, and hospitals? And even a zombie-killing simulation training camp? Wait, there’s even more…It seems she’s destined to transform this hotel into the only paradise in the post-apocalyptic world!

The Imperial Court of Tang Empire became dim and corrupt. The Emperor believed eunuchs. The officials vied with each other for authority. The Tang Empire was about to collapse. The flouring Confucianism, Buddhism and Taoism eyed it covetously. The three sects wanted to contend for the domination of the whole world. Which one would win in the end? Or would they coexist peacefully at last? Armies of different nations invaded the frontier on all sides. People and the whole world were in extreme misery. Who could save them?

A young man of the Imperial Clan was reborn in Chang’an. In the Last Life, he was framed and was driven out of his place. He was the king of the subjugated country. When he wandered on the streets, he wanted to be an ordinary people and live an ordinary life in Chang’an but failed.

In this life, he determined to fight against the heaven and change his own fate. He would not give those people an opportunity who framed him in his Last Life. He would hold his title and his place. In order to maintain order and peace of the world, he was going to wipe out all villains of the whole world with the Imperial Sword, adhere to the emperor’s principle, and enact the new national law. He would rule over the empire to prove himself.

- Description from Novelupdates

I was transmigrated into a webtoon based on an alternate history of a shitty empire.‘I will overthrow this country with my own hands.’And the answer I arrived at upon experiencing it was ‘Coup D’état’.