The chiropractor's son, Nadaha, had “good eyes” that can be seen by looking at the human body. While worried that he had never really played sports, Yoshiaki Tsuji, a former badminton Olympic medalist, visited for a medical examination and went to see the match of world junior champion Yono Ryusei of the same year. The action of the shock at the venue ──… !? Eyes seize the future! Boy high school student badminton Seishun Aoi ── !!