The Shadow Monarch In The Marvel World - Chapter 6

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

He was the scion cast aside by a powerful family, and he had hoped to return to a peaceful life in the city, but unexpectedly, trouble arose once more!

I found myself inside the bleak BL novel Silence, where both the protagonist and the antagonist perish. And I became the oppressed omega, Seo Heemin, who tries to escape, ends up breaking his ankle, and even suffers a miscarriage. As expected, as soon as I come to my senses, I am sold to Cha Yiheon, who harbors a deep grudge against the original protagonist. “Why don’t you hit me?” “…Do you want to be hit?” Fortunately, he is a revenge-driven character who loves Seo Heemin dearly. To return to reality, I have to gently seduce him and achieve a happy ending. *** “Hyung, it’s Heemin.” —…Where are you now? Are you crazy enough to want to die? The raw emotion of his anger was palpable. His rage was at its peak, more intense than ever. But, as I had expected this reaction, I calmly responded to him. “I’ll be done with my appointment in an hour, so come pick me up. Let’s go on a date at our lake park.”