[If Steve's wired to hang onto certain 1940s ideals, then Natasha's wired to always look for a threat when walking into a room. It never hurts to be sure, which is why she'll be taking a quick trip down said hall while he's out of the apartment...just to check. At the question, she nods lightly.]
I'll let him know so he doesn't start badgering you. Of course; I'll open a couple windows to air things out a bit.