To convince An Mei that she must fight to live after her accident, Popo tells her that her mother will come back for her and take her to Tientsin.

False, Popo tells her that her mother has left.

And then Popo said something that was worse than the burning on my neck.

"Even your mother has used up her tears and left. If you do not get well soon, she will forget you.

"Popo was very smart. I came hurrying back from the other world to find my mother.