User blog comment:Jaadowgg/Movie Info and New Ending/@comment-10145707-20130924145003/@comment-10851935-20131019150846

I think the new song's "light and dark" theme is the "Light" side and the "Dark" side of the Hunter Association, and if the TV series' case, it's Meruem and Komugi.

I saw on Coalgirls' translation and the lyrics are pretty well composed.