Aurus waited for the silence to stretch to its end, knowing that at some point his patience would pay off, just like waiting and watching had won him that "what?" a few moments before.

When the answer finally came, he "rewarded" it by filling in the gaps:

"Four days total, as of today."

He could ask the boy whether he remembered the creature that attacked him, but he elected not to for now, curious to see how his young "guest" would conduct himself without any leading questions to guide him.