Lin Xiulan, a 56-year-old retired female textile worker, unexpectedly binds with an entertainment diva system in order to save her daughter, who is driven to a desperate situation by debt and betrayal. With genuine emotion, her singing goes viral across the internet. She exposes scumbags and untrustworthy friends, fiercely confronts age discrimination, and wins the championship of 'National Singing King.' After rejecting corporate manipulation, she establishes her own studio to uphold originality, breaking the public's stereotypes about elderly people. Along the way, she encounters her soulmate Gu Jingran, grows alongside her daughter, and becomes a national role model whose life is not defined by age.