The matriarch of the Bo family who concocted the scheme using traditional medicine to ruin Qiao Yujing's grandmother's purity. She faked her own pregnancy and used a fake son to secure her position. She harmed a concubine during childbirth causing her death. When Wang Cheng'an discovered her secrets, she attempted to silence him and his adoptive parents. She is the real culprit behind many tragedies in the story.
