Chise learns a bit more about the history of both the College and her classmates. Zoe's secret is revealed, and a pact is formed.
Their vocal range is quite a bit
 different from a human's.
.إنّ مداهم الصّوتيّ مختلف قليلاً عن مدى البشر
Ihr Stimmumfang ist ein ganz
anderer als der von Menschen.
Su rango vocal dista mucho del humano.
Su rango vocal dista mucho del humano.
Leur voix diffère trop
de celle des humains.
Hanno un'estensione vocale 
profondamente diversa.
Sua extensão vocal é
diferente dos humanos.
Диапазон их голоса
отличается от человеческого.