MTL - My Wife, King Arthur - Chapter 666 Total War

Shen Yuqing and the Emperor had a secret arrangement––

She was his pampered consort, and she would hit wherever the Emperor directed her to strike;

The Emperor “loved and favored her forever”, and she could do whatever she wanted.

Later, she set her eyes on the Empress who had the same type of marriage only in name…

- Description from Novelupdates

After an unexpected death, a soul finds itself reincarnated into the body of Itsuka Shido, an ordinary teenager in a world filled with powerful spirits, magic, and dangers from other dimensions. With the help of a mysterious system integrated into his body, Shido gains the ability to travel across worlds, summon legendary anime characters, and unlock a wide array of random skills and abilities.Disclaimer: The cover isn't mine, credits to the original artist.

Anna Jones, an Australian travelled with her fiancé Lu Jinhu to marry in his home country, only to find out that she has been duped by him and robbed of everything that she owns. A quirk of fate allows her to marry CEO Hou Yi, who was meant to on the same day marry his finance Yang Lin, who in fact married Lu Jinhu. Marriage for Anna, started as a plan to gain some measure of revenge on Lu Jinhu, and for Hou Yi to prevent Lu Jinhu from obtaining the family company however fate had something different in store for them. Not only did they achieve their initially goals, but their relationship turned into something else, that could last a lifetime despite the cultural differences and the trouble Lu Jinhu and Yang Lin caused them.

Jiang Pengji got something called the Court Intrigue Stream System.
System: “Your goal is to become the most prestigious woman in the kingdom (the Queen)!”
Jiang Pengji: “Okay, System. No problem!”
Years later, she met the target by becoming the most prestigious woman (the Empress).
Jiang Pengji: “Well done, no?”