Mio has been captured by Zolgia following Maria's betrayal. Basara too is captured by Lars and brought to Zolgia's mansion. Lars' goal is to exchange Basara for Mio. He explains that he's only doing his duty as Mio's observer, but negotiations fail, and Zest slays him.
I'm merely fulfilling my duties 
as Naruse Mio's observer.
Ich erfülle nur meine Pflichten
als Naruse Mios Beobachter.
Solo cumplo mi deber como 
el observante de Mio Naruse.
Je veux simplement accomplir ma tâche
qui consiste à observer Mio Naruse.
Sto solo facendo il mio dovere
 in qualità di sorvegliante di Naruse Mio.
Estou apenas fazendo o meu dever
 como observador da Naruse Mio.
Я просто выполняю свои обязанности 
наблюдателя за Мио Нарусэ.