Niu Maizi's younger sister. She clung to Zhang Youliang and claimed to have his child in her belly from a night three months ago in the west alley of Yaolin Town. She was recruited by Li Shulan to take over the identity of the woman who had a child with Zhang Youliang. Both Niu Maizi and Niu Maisui received money from Li Shulan and a town household registration for the sister's child, ensuring their silence.
