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.
I want to learn more!
!أريد تعلّم المزيد
¡Quiero aprender mucho más!
¡Quiero aprender mucho más!
Je veux en savoir plus !
Voglio imparare tante altre cose!
Eu quero aprender ainda mais!
Я хочу узнавать новое!