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...
but having his little sister here, too? 
We're in seventh heaven here, folks!
aber mit seiner kleinen Schwester dabei
sind wir wahrlich im siebten Himmel!
pero con su hermanita,
¡este será un episodio muy especial!
pero con su hermanita,
¡este será un episodio muy especial!
mais le voir avec sa sœur,
je suis au septième ciel !
ma avere qui addirittura sua sorella...
Che puntata spettacolare, gente!
mas trazer sua irmã também
é algo mais do que divino!
ещё и свою сестру! Вы тоже
 на седьмом небе от счастья?