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.
And look! His shoes!
!وانظروا! حذاؤه
Und sieh mal! Seine Schuhe!
¡Y mira, sus zapatos!
¡Y mira, sus zapatos!
Encore des chaussures !
E lì ci sono le sue scarpe!
E olha, os sapatos!
А его обувь...