On a rainy night, legendary sprinter Li Xiao knelt down to save a child, broke his leg, tore up his retirement letter, and disappeared from public view. When Jiang Ran entered the international racing circuit as a dark horse, everyone thought that a new era had arrived - but little did they know that Li Xiaozheng was rekindling his fighting spirit on the underground wheelchair racing track. Coach Zhou Linchuan holds the shady files, editor-in-chief Su Rui stirs up public opinion, and mysterious coach Lin Zhao teaches him: real speed never lies in sound legs. When Chen Xiao's drug-banned empire was uncovered, an extreme revenge for the disabled and betrayers had just begun.
