The Medical Concubine Is Loved by the World and the Prince Loves Her to the Heavens

She is a genius killer who licks blood with the tip of her knife and is proficient in poison techniques. Once through time, he became The stepmother is cruel, the stepsister is vicious, and they are in jail and in a difficult situation. Ling Yuanjun Su turned everything upside down and changed his life in one fell swoop... But she didn't want to provoke a monster-like man, so he took her back to the bed: Madam, after paying homage to the court, I am the king's person...