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...
Why do you sound so happy?
Warum hörst du dich
so glücklich an?
¿Por qué luces tan feliz?
¿Por qué pareces tan contenta?
Perché ne sei così felice?
Por que está tão feliz?
Чему ты так радуешься?