She sing a song about the ancient war between men and elves. The war is over since a lot of generation (at least for mankind), and she has now a lot of human friends. But sometime she think about the ones she have lost and singing this song appease her heart. Erana is consider to be one or maybe The most beautiful woman of the world and her voice equal her beauty. But don’t be fool by her frail and delicate appearance, she is also one of the most powerful being of the planet. So don’t be unrespectful with her. Don't say you were not been warned. :)