Elf Tensei Kara no Cheat Kenkoku-ki - Chapter 7Book 2: -3: The Result of Effort

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

Initially, Bai Fu only intended to farm the players' favor to survive, planning to leverage their power to deal with the NPCs that opposed her.However, she accidentally overdid it.From being the 'Players' Sturdiest Support' to 'The Lonely Guardian of the Frontier', and then to 'The First Saint in the Empire's Corrupt World'.Players took the initiative and elevated her to a divine status.In the third millennium of the Empire, a former Emperor, who requested anonymity, loudly complained during a newspaper interview.'Those immortals charged into the palace shouting about friendship and bonds, and forcibly placed the crown on the head of Bai Fu, this demon. Such a sin!'Bai Fu responded to the accusations with great indignation.'How am I a demon?From the beginning, I have always advocated love and justice.Don't talk nonsense with your eyes wide open...It's also difficult for me. Sometimes, it's worth looking for the reason within oneself.Have you ever tried to be a good person over these years?Why do the immortals only attack you and not me?'

Due to investigating an arms case, he was forced to become a gigolo, from then on, the cute little loli, the sweet and pure young married woman, the cold and aloof CEO beauty, and all kinds of other beauties surrounded him.

She has come a long way.

Orphaned, born a weakling, and being the infamous good-for-nothing of Azure Dragon Country. Gu Ruoyun was the shame of the proud Gu household. Falsely accused of a crime she did not commit, she was betrayed by her family and beaten to death by her own grandfather. But life took a fateful twist on that very day — she was revived.

Newly awakened, she is now the Master of an ancient treasure that resides within her body. Precious cultivation pills, treasures beyond her wildest imagination and spiritual beasts, all within her grasp… She is the apple of the eye of all under the heavens, including that of a mysterious, handsome man.

Now she only has one goal — to conquer the world.

- Description from Novelupdates