A Roundabout Journey

When Gu Chenxuan transfers schools, it turns out he and Xie Yun already knew each other two years ago...

Xie Yun: Why did you leave before?

Gu Chenxuan: I was taken away.

Xie Yun: Then you can't leave without a word again.

Gu Chenxuan smiled: Okay.

Theme: Two boys save each other.