This is a story about the boys' badminton youth team at Hainan Middle School in South Korea.In the process of preparing for the Youth Sports Competition, these sixteen-year-old boys and girls not only shed sweat and youth, but also continued to grow up in laughter and tears.They support each other and work together. While chasing their dreams on the field, they also gradually transform into a more tenacious and responsible selves on the road of life.This is not only a competitive journey, but also a long chapter of friendship, courage and self-discovery.