The daughter-in-law of the Yin family, mother of Yin Xuetong. She comes from a respectable old-money background and was known as a pampered young lady with a fiery temper even before marriage. She fiercely protects her daughter Tongtong and immediately slapped Wang Wenqin upon arrival. She insulted Wang Wenqin as a lowly foot-washer who got lucky and called her a cheap tramp. The incident at the kindergarten ruined both her and Wang Wenqin's reputations in their social circle.