Hikaru Ninomiya is a super high school level left-handed pitcher who can throw magic balls that no one can hit. Ninomiya injured his left arm before the match with Koshien on the line, but he still appeared on the field at the last minute and threw a magic ball with all his might! Ninomiya's plan to go to Koshien was canceled due to a conspiracy by Nakamura, the ace of the opposing school...!! However, Ninomiya's ability became well known in the professional world, and he was even scouted by the Giants, whom he admired...!!