The Little Goblin of the Nine Kingdoms, Your Lord, Please Pet Me Gently.

Ye Lanyi was originally a sickly and frail princess of the Daqian Dynasty. In order for her younger brother Ye Junchen to ascend the throne smoothly... She became a famous bloodthirsty devil in the wealthy court, and personally led troops to conquer the Nine Kingdoms. She only wanted to return him to rule the world and be her favorite princess again, but she died at the celebration banquet he personally prepared for her... Her unyielding soul was reborn in a foreign country as if by chance... This time she didn't want to be taken advantage of by anyone, and began to live as she pleased, using her wisdom and kindness to bring peace and prosperity to the world... But unexpectedly gained love, friendship and family affection.