The band is hard at work preparing for the audition and the competition. Aoi has trouble with her part, to which Taki says, "when will you be better by?"
You have to do something about 
your emotional instability.
عليك أن تجدي حلاًّ لمشاعرك المتقلّبة
Du musst was gegen deine emotionale
Instabilität unternehmen.
Debes remediar esa inestabilidad emocional.
Debes remediar esa inestabilidad emocional.
Il faut que tu sois plus forte.
Devi fare qualcosa per la tua instabilità emotiva.
Você precisa fazer algo sobre essa
sua instabilidade emocional.