The Power of the First Daughter, Doctor and Concubine Dominates the World - Chapter 4: queen

After 2000 years has passed, the ruthless demon lord has just been reincarnated! But his aptitude at an academy for nurturing candidates for demon lords is, “Inept”!?

A prestigious senior mechanical engineer in the industry, Xu Yi was sent to a world dominated by magic.

In a world with an almost non-existent industrial system, how can Xu Yi display his value?

When magic collides with modern technology, when magic merges with machinery, that is the beginning of this story.

Bai Aoxue, the best mercenary in the 21st century, is accidentally sent back to the Chengxi Dynasty in Great Continent due to an explosion in her mission, and trapped in the first daughter of Prime Minister. After her rebirth, she is set up by her father to marry the 5th prince Jun Yeyan who wears a mask all day long.
In the face of bloodthirsty enemies, discord between brothers, collusion among courtiers and invasion of enemy state, can Bai and Jun resolve the crises? What will happen to their political marriage? How will the fierce battle for the throne end?
With many twists and turns, the book brings you to experience palace revolution, love and hatred thousands of years ago.

- Description from Novelupdates

A veteran player of “Starry Abyss” and a Meteor Fall Master known as Ace Bro, Li Zi came to the game world with his system template, arriving at the era of the game's beta version.This was the worst of times.Cosmic forces and financial magnates colluded, causing The Gate to the cosmos to be shut, planets' resources exhausted, even sunlight monopolized.It was also the best of times.All the Extraordinary Systems had just started, and in this era, only he possessed the final version patch as a Meteor Fall Master.While people reveled in the smoke of plasma cannons, Li Zi had already torn apart warships with Gravity.As Special Ability users proudly indulged in their awakened abilities, Moonlight had already become a servant to Li Zi.When the Interstellar Fleet crossed the Galaxy, Li Zi had just ignited the forty-second Stellar, illuminating the entire cosmos.“People have been trapped on the ground for too long and have forgotten that this Starry Sky should belong to us all,” he said gently, holding a black hole in his hand while facing an indescribable native Evil God.