The first years participate in a street basketball tournament, with Kiyoshi subbing in for Kawahara. They run into Seiho and learn that only the top eight teams from the Inter-High can participate in the Winter Cup heats. Seiho loses to a team with a member from Yosen, Himuro Tatsuya, whom Kagami knows from America. Tatsuya introduced Kagami to basketball, and they became close friends to the point of calling each other brothers and wearing matching rings. However their rivalry led to a misunderstanding between them, and Tatsuya bet his ring on their next game. Meanwhile, Riko tells the 2nd…