Hiiro wants to get the Grand Trowa so that he can defeat the evil dragon, Dagon Zot.  But first he has to find Nambuuko, the evil arms merchant who has it. And before he can do that, he needs to find a place to eat!
The sound of your heart 
is a very pretty sound.
صوت قلبك صوت جميل جدًّا
Das Geräusch deines Herzens.
El sonido de tu corazón es muy bonito.
El sonido de tu corazón es muy bonito.
Le son d’un cœur qui bat…
Il battito del cuore...
O som do seu coração batendo é bem bonito.