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?
Heron's sensory deprivation experiments...
...تجارب التجريد الحسّي الخاصّة بهيرون
Herons Reizentzugsexperimente.
¿El experimento de privación
de los sentidos de Heron?
¿El experimento de privación
de los sentidos de Heron?
Les expériences
de privation sensorielle de Heron ?
L'esperimento sulla deprivazione
sensoriale di Heron...
Os experimentos de perda
 dos sentidos de Heron...