Her eyebrows weren't coming down anytime soon. It was the only reason she wasn't narrowing her gaze at him for his blithe comment on shinobi training. "He'd be all alone." It's odd to hear any child thinking in terms of leaving their parents alone, and it's a guess on her part on the alone -- no mention of siblings didn't mean there were none. "How long has it been just the two of you? Have you been fighting that entire time?"