My job! This might not be the kingdom I'm supposed to be guarding, but I'm still a guard, dammit.

[Undyne crosses her arms defiantly, trying to ignore the increasing sense of something deeply disturbing coming from the other figure. In fairness, it's not so much that she's incapable of fear so much as that her instinctive reaction to it is to get even more stubborn. Besides, as far as she knows she's already died once today, she might as well stop worrying about the risk.]

Or are you trying to tell me this guy wasn't harassing you?

[Can you fine somebody's nightmare version of themselves for disturbing the peace? Well, you can definitely try.]