[Not weapon like herself that fights out of own will and oath for the sake of others and has something after the fighting to strive for, but a human machine similar to Maiya that simply fights on the will of others and has no purpose or use after the end.
So she understands, even if not completely personally, and nods decisively after a moment-- saddened by those who accept that role, but respecting them as well]
Most people are far removed from such a way of life, and just cannot understand. It is not your fault, nor theirs.