Tetsu comes and asks the Sket-dan to meet with someone in his place. It seems like a sickly girl who he was exchanging messages with under a false persona wants to come see him...
And then tell her that 
you're the real Koutarou.
Y dile que eres el Koutarou verdadero.
Y dile que eres el verdadero Koutarou.
E diga a ela que você é 
o Koutarou de verdade.