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.
Do you have a piano?
هل لديك بيانو؟
Hast du ein Klavier?
¿Tienes un piano?
¿Tienes un piano?
Est-ce que tu as un piano ?
Un pianoforte...
Você tem um piano?
У тебя есть пианино?