MTL - Niu Fei Zai Xia - Chapter 52 If the bag is broken,

When a boy in a medieval fantasy world wakes up with the memories of his past life, he discovers a secret buried deep within his mind—a highly advanced AI companion. This AI, a relic of his previous existence, holds the knowledge of a futuristic world filled with technology, science, and innovation.Armed with this unprecedented advantage, the boy embarks on an extraordinary journey to transform his medieval surroundings into a thriving futuristic utopia. From reinventing agriculture to creating advanced cities, he introduces ideas far beyond the comprehension of his peers. But his vision isn't without challenges—power-hungry nobles, skeptical commoners, and ancient magical forces stand in his way.

With the Goddess’ blessing, he became a 『Divine Knight』 and founded an Empire.
As time passed, he grows older, and by the time the heavens called for him to come, the Goddess showed before him, asking for his last wish.

He wished to be reincarnated in the future.
He dedicated all his life for his people, he had no time to master his own arts.
This time, he wishes to live for himself, forging his body to the utmost limit.

The Goddess complied with his wish.
In the far future, the King shall reincarnate as the 『daughter』 of a renowned Knight family.
And, under some circumstances, she is labeled as a failure of a Knight, however——

「How convenient. I can stand on the foremost line without needing any rank. No better training than actual combat!」

Thus, the legend of the world’s strongest, most beautiful Knight Disciple (♀) has begun—

Everyone thought that the most powerful scientist they had ever seen was a national treasure-level scientist until they saw Baizhi-
The light of technology, a cosmic scientist.

Three thousand worlds are different.

In each world, she is keen on scientific research.

This is a story of a scientific researcher who concentrates on scientific research, explores high-dimensional science in various worlds, and refuses to admit defeat and fate. The text is easy to comprehend, flows smoothly, humorously, and the plot is full of ups and downs, and it is full of positive energy.

- Description from Novelupdates

Earth Online – a virtual MMORPG that takes place in the future year of 2190 – a game that everyone will bet their futures on. Set in a map that is ten times the size of real-world Earth, players battle for supremacy in the first game to feature personal adventure, territory construction, and grand warfare. For every death you experience in the game, your level would drop back to zero. Ouyang Shuo, an above average player, suffered the ultimate betrayal. For merely a piece of equipment, his sworn brother betrayed and backstabbed him. This time, after he reincarnated in the game, Ouyang Shuo swore to exact vengeance.

However, in an unexpected turn of events, Ouyang Shuo found himself back five years before the betrayal – right before the launch of Earth Online. This time, armed with the knowledge from his past life, Ouyang Shuo would venture upon a new path.

How to perfectly complete quests? What historical battle maps would appear? How should one build up their territory? Utilizing the experience from the predecessors of his last life, Ouyang Shuo makes his bid for the top against all odds. Follow his journey as he seeks to lord over the world!

A different kind of tale that blends historical characters and virtual reality gaming, with heavy emphasis on kingdom building and warfare.

- Description from Novelupdates