Happy Around! decides to challenge rap following Rinku's idea, 
However, Rinku and Muni becomes estranged due to misunderstanding.
Seeing Maho and Rei worried, Airi steps in to give them advice.
the silent treatment gives no clues to go by.
أريد معرفة سرّ المعاملة الصامتة
Warum du deinen Ärger in dich frisst.
Dime por qué estás tan callada.
इस चुप्पी से कुछ सुराग मिलता नहीं।
Mi tieni a distanza,
non capisco se andrà avanti a oltranza
Quero saber a razão desse
silêncio que me arrasa
В ответ я получаю одну лишь тишину.