The Return of the Legitimate Daughter, the Ascetic Prince's Favorite

She is the legitimate daughter of the Ye family of Tianlan Country, she is notorious, and she was set up by her own sister to die tragically! She traveled through time in the 21st century and transformed into a medical saint who was both skilled in medicine and poisoning, and tortured the scumbags who had bullied her to pieces. But she accidentally gave birth to a certain prince's twins, who were favored by the heavens.