"This is PART 1 of a 12-Part feature-length movie musical. Part 1: Desert Song is about singer Alex Ebert's reckoning with the middle name his father secretly wrote on his birth certificate - a Native American name which means 'Devil' or 'Demon'. The opening footage is of his father chanting in Monument Valley - shot by his mother."
From their Facebook note upon film release:
"This is PART 1 of a 12-Part feature-length movie musical. Part 1: Desert Song is about singer Alex Ebert's reckoning with the middle name his father secretly wrote on his birth certificate - a Native American name which means 'Devil' or 'Demon'. The opening footage is of his father chanting in Monument Valley - shot by his mother."
There you go. Straight from the horse's mouth.