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.
Where did that thing come from?
من أين أتى ذلك الشّيء؟
Wo kommt denn dieses Ding her?
¿De dónde salió esa cosa?
¿De dónde ha salido esa cosa?
D’où est-ce que ça sort ?
Ma da dove è spuntata fuori?
De onde aquela coisa saiu?
Откуда она появилась?