The cafeteria auntie is a worker in the school canteen. Her regular duty is to serve meals during fixed times. When Xi Yang returns to the dormitory in the evening after being discharged from the hospital, the auntie has already left work for the day, so Xi Yang cannot get dinner. This small incident emphasizes Xi Yang's isolation and the lack of support he receives from the school system. She is a minor character, but her actions affect Xi Yang's wellbeing.
