Haruki Takahashi, a talented and passionate basketball player, faces a new challenge when he transfers to Yumei High, one of the weakest basketball schools in the country. Determined to revive the struggling team, Haruki brings his skills, ambition, and a burning desire to prove himself.

To his surprise, Haruki's arrival at Yumei High coincides with that of his long-time rival, Hiroshi Nakamura. Hiroshi is a towering centre with exceptional talent known for his dominant presence on the court. While their rivalry sparks an intense competitive spirit.

Through a series of thrilling matches, gruelling training sessions, and hilarious escapades, Haruki and his teammates defy expectations and redefine what it means to be champions. They discover that success on the court goes beyond individual talent, emphasizing the importance of friendship, teamwork, and the power of the human spirit.