MTL - Pirates: Doflamingo Stands In the Sky - Chapter 40

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

No one knows when the first Clough door appeared. All people know is that a new era began when it was pushed open.Fortresses, sublimators, pillars of star essence, three-dimensional armaments, infinite energy, who can escape the sweeping tide of the times?In the abyss, the reverse realm, the skins, the alien gods, the mad king, the rulers, and the dark creatures, all howl in madness!Inside the black mist, the demons and ghosts crawl forward as a cross-dimensional migration silently brews.

The good-natured Hou Yuxiao arrived in a martial arts world clearly divided between good and evil with a magical dual-colored lotus flower and became the Family Head of a small, insignificant Demon Path family in a county town, overseeing three younger brothers and a sister.The second brother was hot-tempered, the fourth brother was prone to fratricide, the youngest lived amongst the Demon Path but spent all day studying Confucian classics, and the only sister turned out to be a...Looking at the four problematic children, Hou Yuxiao fell into deep thought!It was a time of great contention,with Dynasties desperate for virtuous talents, seeking to stabilize their reign over The World,with sects dominating certain regions, aspiring to tower over all living beings,with families carrying on centuries of legacy, aiming to pursue happiness forever,with gangs reigning supreme, striving to build everlasting power,with academies resolving doubts and imparting knowledge, hoping people would promote the practice of farming and reading to future generations,...Thousand-Faced Handsome Man Hou Yuxiao, Black Extinction Demon Blade Hou Yucheng, Nation-Topping Demon Consort Hou Yuling, Blood Sword of Sunrise Hou Yujie, and Saint-Overturning Demon Confucian Hou Yuduan...Years later, looking back, the Hou Clan had already ascended to the pinnacle.

“From today onwards, you will become the Envoy of one of the Main Gods in the Dimensions of Gods. You will travel from one world to another and through that, you will attain what others will never obtain in their entire life.”