he never sees her like this. bright, shining, and free. he is used to her sarcasm and cynical remarks in conversations. here, she was blasting her heart out. this is where he learns she went through hard heartbreaks. her only anger outlet was to sing sad and angry songs. not in her room, but in a public scene. where people could see her, but only he can see through her. not, it makes much more sense.
