Seriously? You’re wearing earphones and i can hear the music clearly. If i can hear the actual words to the shitty music you’re listening to then it might be too loud. When on the train i always turn the volume down. Unlike you, i don’t think the rest of the train wants to hear my music.
I think she thinks she’s immune because she’s obviously at least a genin ninja and therefore not subject to our rules. Or at least she’s dressing like one.