There Is Kun in the North and Fish in the South.

The first time Chen Jiayu met Zhou Nansi was at his 18th birthday concert. At that time, she was sitting on a wooden box backstage and hurriedly changed into her performance clothes. When she saw a boy's figure quickly walking onto the stage from behind the scenes opposite, she realized that it was Zhou Nansi. But who would have thought that a boy who could sing quietly on stage and also show off his skills and hit high notes would actually call her sister after her in private...