Set during the turbulent years of the Japanese occupation until independence, and a few years before the division of Korea into North and South, the story is about the first and last time that Korea had a single, unified national basketball team, which made history by advancing to the quarterfinals of the 1948 London Olympics. The drama follows the loves, conflicts, unity, and emotional victory of young athletes who cling to the sport as the bright spot in the darkness of their times. Kang San (Do Ji-han) is from a poor family. He struggles to get away from poverty. Through the game of basketball, he becomes successful and meets Choi Shin-young (Lee Elijah) who come from a rich family. He dreams of their love overcoming the disparity in their social standing. Meanwhile, Min Chi-ho (Jung Dong-hyun) is a basketball star enjoying nationwide popularity. With his fame, he inspires pride and spirit in his compatriots in the midst of the difficulties suffered during the Japanese occupation. He and Kang San become rivals in basketball and love.