In which time-travel novel, the heroine time-travels in the body of a woman whose face is covered with sores?

"The legitimate daughter is a silly concubine, and the prince is entangled" by Shui Anran/,

Once she traveled through time, she became the most ugly woman in ancient times. Not only was her face covered with malignant sores, but she was also A fool that everyone despises. She was bullied by her sisters, teased by her lovers, and even the servants in the house dared to be stepped on by everyone. It turns out that my previous life was so miserable. What a joke, since she accepted this body, she must live a happy life. Not only must she cure the malignant sores on her face and restore her stunning beauty, but she must also let those who bullied her get the punishment they deserve.