Also known as Lady Xue, she is from the second branch of the Bai family. Well-off thanks to her family's support, she is generous in maintaining relationships within the estate. She conspires with Second Aunt Bai to instigate conflict between Bai Jingshu and Bai Jingchu, hoping the second branch will gain control of the Bai residence. She suggested to Bai Jingshu that Nanny Li could be used to expose Jingchu.