Also known as Madam Song or Tang Xiaogu, she is the younger sister of the Tang family who married into a wealthy Song family in the north. After giving birth to her son Song Zhiyuan, she established herself as the main wife and distanced herself from her brothers. She is described as arrogant and high-and-mighty. She tried to arrange for Tang Mi to become Song Zhiyuan's concubine as a favor to her younger brother. She once remarked that the wedding gown her family received was inferior to those made by Cui Liu Zhai.
