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...
It will all be an act, of course,
Das wird natürlich nicht einfach,
Será fingido, claro,
Será fingido, claro.
Je jouerai la comédie,
Ovviamente è una messinscena,
Claro que será só atuação,
Всё будет понарошку,