The semifinals of the National Tournament begin! Seishun is pitted against powerhouse team Shitenhoji. The first match is No. 3 Singles, with Shusuke up against the Shitenhoji captain, Kuranosuke Shiraishi. Shusuke may be Seishun's resident "genius," but the mysterious Kuranosuke is rumored to play "perfect tennis," a game with no flaws.