This cue was actually the original score (written by Ben Worley) for the film. But it was written before principle shooting had even begun. So when Cameron Childs (the director of the film) started on the first edit, he requested that Ben re-write the score to the edit. Thus leaving this to be the overture (used in the ending credits).
As you might guess from the title, this is strange and eerie synth music meant to conjure a mystical film where all is not what it seems. Bandcamp New & Notable Aug 14, 2023