Jiang Yan is recognized as the "10,000-year substitute" in the sprint team, and his fiery desire is sealed by the cold bench. Zhu Zhan is a dazzling 100-meter flying man, the absolute core and hope of the team. The two are both teammates and secret rivals. When Zhu Zhan was accidentally seriously injured before the Olympic 100-meter final, everyone's attention and the burden of the country suddenly fell on the shoulders of the substitute who had never really been watched - Jiang Yan. He must ignite himself, not only to prove, but also to realize the dream they both share.