Nicholas scowls, because that sounded like he's supposed to maybe know the man, but he has to look to figure out if that's the case. But then the question comes and he kind of curls in on himself a bit more, fists clenching.
"Nobody's here. I was just out to run an errand and then suddenly the whole city was empty!"
he's terrified which means he's angery
"Nobody's here. I was just out to run an errand and then suddenly the whole city was empty!"
Beat.
"... you know Miss Melanie?"