End of the Century Academy is offering a voice actor course, but only one student, Airi, joins. The three brothers also study the art of voice acting, and compete with her at an audition. A student teacher named comes to the Seed Class. She immediately grabs the hearts of the students, and takes them on an adventure. The surprising past for Fudo the Demon is told, and we catch a glimpse into Emperor Thouzer's strange everyday life.
Kamiyamada-san's voice is the 
voice that moves the nation!
صوت كاميامادا هو الصوت الذي يهزُّ البلد
Kamiyamadas Stimme
bewegt die Nation!
¡La voz de Kamiyamada-san 
conmueve a todo el país!
¡La voz de Kamiyamada-san 
conmueve a todo el país!
Sa voix peut déplacer
un pays entier.
La voce di Gattaneo 
fa andare avanti la nazione!
A voz do Sr. Kamiyamada é 
a voz que move a nação!