Lian'an Pavilion

She is the sole surviving heir of the Xie family, rescued from a sea of blood by the emperor of an enemy nation.

He said he wasn't doing it out of gratitude, but to help her reach the pinnacle of revenge.

Later, she became the sharpest sword in his hand, but its blade was aimed at the young general of her homeland who had once promised to grow old with her.

Theme: Seek justice, but first become the one who wields the blade