Dear Little Brother and Sister

Jiang Yiyao never imagined that one day she would have to raise her little brother all by herself.

Reporter: "Other kids all have a mom and dad. What about yours, Biscuit?"

Jiang Yiyao: "What kind of question is that? What magazine are you from? Did you get your press pass by yourself? And so on..."

Biscuit: "But they don't have the best big sister in the whole world."