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 didn't you just consult me, 
your biggest fan and rival?
Warum fragst du denn nicht mich,
deinen größten Fan und Rivalen?
¿Por qué no me consultaste a mí,
tu mayor fan y rival?
¿Por qué no me consultaste a mí,
tu mayor fan y rival?
Pourquoi tu n’as pas demandé
à ta fan et rivale numéro un ?
Perché non sei venuto a consultarti con me,
la tua fan numero uno e la tua rivale?
Por que você não perguntou pra mim,
que sou a fã nº 1 e sua rival?
А что тебе мешало спросить 
свою фанатку и соперницу?!