Chih paused. “If Dieu was meant to offer the first bites of her food to Ho Thi Thao, I suppose it makes sense that Ho Thi Thao never suspected her . . .” To their surprise, Sinh Loan was watching her with a nearly indulgent expression on her face.
Does Vo here use the pronoun "her" for Chih? If not, who is the "her" that Sinh Loan was watching?