There's trouble at the beach.  The four swim club members are forced to revisit their motivation to swim.  After Rei asks Makoto about his odd behavior during the training camp, Makoto tells them about his past.
Do we really have to open it?
Müssen wir ihn wirklich öffnen?
¿Es necesario abrirla?
¿Y hay que abrirla por narices?
Est-on vraiment obligés 
de l’ouvrir ?
Dobbiamo proprio aprirlo?
Não podemos apenas esquece-lá?
А его обязательно открывать?