The narrator tells us that if Gao still clings to her shell, she'll never be able to make friends with anyone. But if she's brave enough to take a step away from wangzi, that's a sign of friendship. Gao tells her sister that she wants to be like the other students in her class, just like them. She also wants to make the best friend she can in school. She tells Gao that she and her sister have to go back home because Gao was scared and uneasy when she first met li jun, and she wanted to avoid him. But Gao says that she didn't want to avoid school or avoid what happened at school, she just wanted to recover her enthusiasm for making new friends. She says she hasn't said goodbye to her sister yet, but that she will meet her again.