it's the way the shot starts as a medium and inexplicably creeps into a close up which destabilizes her into changing her eyeline. she doesn't know where to go now, but she has to continue.
her song needs to be heard even though the rules have changed.
I was gonna search for late 30's German ballads that were similar, but I don't feel like poking through the neo-nazi side of the internet. So..... America Uber Alles?