Kaoru, a friend from the piano class Ruli once attended, has gone missing. While searching for her, Ruli and the gang find a strange dent and her shoes. And as they continue their search, Hiro is suddenly asked a mysterious riddle.
Are they all people?
هل جميعهم أُناس؟
Sind das etwas alles Menschen?
¿Son personas?
¿Son personas?
C’étaient des humains, alors ?
Sarebbero tutte persone?
Todos são pessoas?
Это всё люди?