A saxophonist girl who ran away from home went to Shenzhen to join her boyfriend of three years. On the way, Cheng Yaojin met, claiming to be her fan and wanted to create the world with her and join her own band King...
Can she realize her musical dream, and where will her band develop? Can her love marathon really last to the end? What will be the attitude of the two brothers who are far away in Yinchuan and Beijing towards her arrival...