[The voice is familiar and not one he registers as a threat, nor is he sensing any malicious intent; just the same, it's one that his mind glosses over, something he's so accustomed to - even after all this time - that it legitimately doesn't occur to him that he should be finding it highly unusual to be hearing it at all, at least at first.
He feels secure enough to not turn around; he smirks a bit when he replies.]
You know I am, Isaac; this isn-
[Later, he'd probably look back on this and rue the fact that he didn't have a more dignified reaction. For the time being, however, his words cut off abruptly, and when he does turn to look at him his expression is that strange, wide-eyed expression that he tends to get when he has no idea what to do with his face; his body is undeniably tense and it takes him a moment to recover from the verbal falter moments before.]
...So you're back.
[His words are strange; there isn't much tone behind them.]
[ACTION]
He feels secure enough to not turn around; he smirks a bit when he replies.]
You know I am, Isaac; this isn-
[Later, he'd probably look back on this and rue the fact that he didn't have a more dignified reaction. For the time being, however, his words cut off abruptly, and when he does turn to look at him his expression is that strange, wide-eyed expression that he tends to get when he has no idea what to do with his face; his body is undeniably tense and it takes him a moment to recover from the verbal falter moments before.]
...So you're back.
[His words are strange; there isn't much tone behind them.]