Horsehead fiddle player Xiao Na participates in a music variety show in Shanghai, only to be questioned by the judges. Back in her hometown, her father falls ill and is hospitalized, forcing Xiao Na to return home despite the long-standing grievances between father and daughter. By chance, Xiao Na summons the "Fiddle Spirit" Li Zi. Together, they delve into the hometown’s past, uncovering her father’s history and finding their own inner direction.