The final battle takes place in the Hikariwo theater, where Takuru is trapped in a sightless and soundless prison in his own mind.  He'll need Onoe's help to break free, but after what he knows about her, can he bring himself to ask for it?
No, I'm the only one who can!
!لا، أنا الوحيدة التي تعلم ذلك
Nein, niemand außer mir
kann das wissen!
¡Soy la única que lo entiende!
¡Soy la única que lo entiende!
Je suis même la seule
à le comprendre !
Anzi, solo io lo so!
Não, sou a única 
que pode dizer isso!