Genius producer Polaris unexpectedly is reborn as show rookie Song Nanxing. The original body's strength was at the bottom, treated coldly, but when she opens her mouth, the stunning singing skill conquers the whole audience. Ranked first Xu Jingyi actively sends her a cooperation invitation, the two cut and polish each other on music, encourage each other. Song Nanxing with professional attitude and sincere effort, step by step wins the recognition of teammates and audience, finally with Xu Jingyi hand in hand presents a shocking stage, writing a youth story about dream and persistence.