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.
fumikiri goshi ni wakare tsugeru
wünschen sich einen guten Abschied
über den Bahnübergang hinweg.
fumikiri goshi ni wakare tsugeru
fumikiri goshi ni wakare tsugeru
Pour se dire adieu
Derrière le passage à niveau
Nos trilhos do trem, dizendo adeus
чтобы попрощаться
за железнодорожным переездом.