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.
Y-Yo!
!يـ-يو
Y-Yo!
¡Oye!
Yo, yo…
Y-Yo!
Y-Yo!
Йо!..