Female, the youngest daughter of Lin Yongcheng and Bai Ji, also called Little Darling, Xiao Baiguo, and Yu Yu. She is a premature baby who is actually a salted fish spirit who transmigrated into this world. She is usually very quiet and well-behaved. She fell ill with a teething fever after being exposed to diesel fumes from the tractor. She internally monologues about not wanting to die and hoping not to become a protagonist next time.
