Wakabayashi's younger brother encounters Hige and Mioko out together, and teaches Mioko something that should help her get between his sister and Hige...
My sister gets flustered if you 
say "normal" to her over and over.
.ترتبك أختي إن أعدت قول "طبيعي" مرارًا وتكرارًا
Meine Schwester dreht durch,
wenn man zu ihr wiederholt "normal" sagt.
Mi hermana tiene miedo a la palabra "normal".
Si on répète le mot « normal »
à ma sœur, ça l’embrouille.
Mia sorella si deprime
se le si continua a dire "normale".
Ela fica perturbada quando
 ouve a palavra normal seguidamente.