After Passing Through the Book, I Became the Villain's Favorite by Acting Like a Spoiled Child

She was originally a top Chinese medicine doctor in the world, but became a cannon fodder female supporting role through the book. In order to change the ending of the original owner's tragic death, she was determined to embrace the thick thigh of the villain brother, but she did not expect that she fell deeply into it and became his favorite. He was originally a direct descendant of a top wealthy family, but he was abandoned because his legs were born with disabilities. He was later adopted by the Ye family and became her nominal eldest brother. As a villain, he originally hated this sister, but one day her temperament changed drastically and she acted like a spoiled child to make him want to stop.