@cherokeemoon
Maybe she has some kind of passive cold/wind/chilly-breeze-resistance that makes her not notice it?
Maybe she already accidentally went to town naked without noticing several times before? And everyone loves her for it.
Maybe she's already pregnant, but doesn't know it yet, but then Target-chan tells her "omae wa mou harandeiru!".
Yeah that was a bit...unnecessary. Well whatever, this chapter had really good interactions between the two of them except for that stuff at the end so it evened out.