He doesn't answer immediately. Considers for a moment whether this is a conversation to be had right now, when she is barely holding herself together in his arms. Perhaps there is something else she needs instead. Something to calm her down, instead of question what she feels is the truth.

He has to think for a few seconds. Bring up old memories that are half forgotten. Then, he starts to sing, barely beyond a whisper and only for her ears, a lullaby that his mother used to sing to him.