In order to prevent the novel's heroine from being revised, Yuu must perfect his love of little sister moe. Yuu and Suzuka both attend Sakura's radio program as guests, and Yuu begins flirting with Suzuka while on air as part of his training to become moe for little sisters, but...
Well, if I view this as 
training, it can only be good.
Nun, als Training kann das
nur nützlich sein.
Bueno, si pienso que es
un entrenamiento, esto es bueno.
Bueno, si pienso que es
un entrenamiento, esto es bueno.
Ça peut servir, si je vois ça
comme un entraînement…
Beh, se lo considero un allenamento,
non può che andare tutto bene.
Bom, se pensar que isso é
um treino, até que é bom.
Ну ладно, главное не забывать, 
что это только тренировка.