[Kokichi takes another bite of his own ice cream, and--]

Yeah, 'cause I don't fight weirdos who shove poison into someone's mouth mid-fight. My poisoners are usually more subtle, if they really wanna try. And I've built up resistances.

[He hasn't, but he lies like he breathes.]

...Either way, you could just...take the mask off? Or tug it up a little bit? No one's gonna attack here.