It tells a story about Cheng Yi Fan, the coach of the short-track speed skating training center. After his ten years-old grandson, Cheng Guo Zi returned to his side from abroad, Cheng Yi Fan was surprised to find that his grandson had the talent to become a short track speed skater, so he had the idea of training his grandson to become a professional athlete and win a world championship. However, things are not that simple, and their relationship has always led to contradictions. Cheng Yi Fan is eager for his grandson's success, but Guo Zi doesn't want to be manipulated by his grandpa, so he continues to resist and doesn't want to cooperate. In the end, the whole family was involved in this "war".