Headquarters tracks Fine's base to an abandoned hospital outside town.  When the Symphogear wielders attack the base, their powers are weakened by a strange red gas, and they are attacked by a monster which doesn't seem to be a Noise...
Hibiki! Hibiki!
هيبيكي، هيبيكي
Hibiki! Hibiki!
¡Hibiki! ¡Hibiki!
Hibiki.
Hibiki! Ehi, Hibiki!
Hibiki! Hibiki!