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...
Minazuki-san, I'm running 
low on "little sister energy,"
Minazuki-san, mir geht die
„Kleine Schwestern“-Energie aus,
Minazuki-san,
me falta energía de mi hermanita,
Minazuki-san,
me falta energía de hermanita,
Mlle Minazuki,
Minazuki-san, la mia batteria della sorellina
si sta scaricando,
Minazuki-san, estou com
pouca energia da minha irmã,
Минадзуки, у меня заканчивается 
сестринская энергия,