Taking the artistic collision of classical piano and modern dance as the context, it tells the story of the cold pianist Shen Qingxian and the fiery dancer Su Wanwu, from their mutual attraction and redemption in art to their gradual closeness and connection in life. They jointly face doubts in the art world, worldly prejudices, self-bottlenecks and hardships in life, and finally achieve mutual achievements in art and two-way emotions. The sound of the piano and the dance steps coexist and become an indispensable light in each other's lives.