Setsu Suzaki and his classmates are suddenly summoned to a foreign world, and arrives at a kingdom that is just about to plunge itself into war. Most of the children are confused, except for Setsu, because this isn't his first time.
Y-Yeah!
!أجل
J-J-Ja!
¡Sí!
¡Vale!
ह-हाँ!
S-Sì!
S-Sim!
А, да!