Hiiro realizes that he possesses Dagan Zot's heart, and that if he dies, Dagan Zot will die as well.  Only after Giruu reveals the depths of his devotion does Hiiro find the strength to carry on.
I haven't been able to find 
out anything thus far, but...
...لكني لم أتمكن من معرفة شيء حتّى الآن
No he podido encontrar nada, pero…
No he podido encontrar nada, pero...
Mon manque de puissance
m’empêche de trouver les réponses.
Finora non sono riuscito a scoprire niente, ma...
Ainda não consegui descobrir 
nada a respeito disso, mas...