Fei Chai Wang Fei You Dian Zhuai

Mo Wan Er, who was born with an extremely ugly appearance, was disliked since she was a child, and even the elder son, who was engaged to her before, saw her true face and regretted the marriage. Until one day, Mo Wan Er was severely beaten by her own sister. When the unconscious Mo Wan Er woke up, her temperament changed drastically, and she was no longer weak and incompetent. What Mo Wan Er didn't know at this time was that she had already been targeted by a mysterious person.
(Source: Chinese = Douban || Translation = MDL)