This film tells the origin and development of Adidas and Puma, two of the world's most famous sports brands. The two Dassler brothers grew up in Germany. The younger brother Adi is a shoemaker who loves sports and has superb craftsmanship. His dream is that one day the world's greatest athletes will wear the sports shoes he makes. The older brother Rudy is a shrewd businessman. The two brothers, who were not doing well in their development, decided to set up a company together, with the younger brother making shoes and the older brother selling shoes. Why did a company with the same roots split into two companies? What decisions did the two brothers make in the face of dreams and interests?