One day over summer break, Goro and the team run into Katsuhiko, twin brother of Yokonan's Yoshihiko. What does his arrival at the school mean for Goro?
We can't lose before the final,
 no matter what.
Wir dürfen bis zum Finale
nicht verlieren, egal was kommt.
No podemos perder antes de la final.
No podemos perder antes de la final.
Interdiction de perdre
avant la finale !
Não podemos perder
até chegarmos à final.
Нам никак нельзя проигрывать!