>>58513243It can be inferred from the fact the white clerk and the black clerk make different expressions (white one looks like she's mildly annoyed, but playfully so, black one looks like she's two seconds from punching you in the face) that they have different personalities. This is 4chan so you're probably going to call that cope or some dogshit, but you can literally see in
>>58509219 that the two of them are making meaningfully different reactions to the same thing, as both the white and black clerks reactions there are to the battle music.
They only don't speak to you differently because they're doing a customer service job. The one time one of them does talk to you about something else, during a late game side quest, she acts cuter than her usual customer service mode.