Unparalleled Magnificence: Female Doctors Dominate the World

Before time travel, she was a concubine who was bullied. On the day she was hired, she witnessed the dirty things between her husband-to-be and her eldest sister, and was accidentally pushed to death by her eldest sister. After time travel, she was a "poisonous girl" that everyone avoided, with unparalleled beauty. Oh, how dare a bastard touch her? She made his death miserable! Sister? Stepmother? Fiancé? Then tell them how they bullied her and come back ten times a hundred times!