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.
to be the capstone
to sit atop the pyramid!
!سأمنحك شرف أن تكوني حجر ذروة الهرم
Der Schlussstein auf der Spitze
der Pyramide zu sein!
¡de estar en la cúspide de la pirámide!
¡de estar en la cúspide de la pirámide!
la pierre de faîte de ce monument.
di essere la punta della piramide!
a pedra que ficará no topo da pirâmide!
и сделаю камнем, который
разместится на вершине!