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.
But your heart is not yours!
!لكن قبلك ليس ملكًا لك
Doch dein Herz ist nicht deins!
¡Pero tu corazón no es tuyo!
¡Pero tu corazón no es tuyo!
Ton cœur ne t’appartient pas !
Ma il tuo cuore non ti appartiene.
Mas seu coração não é seu!