"The year is 2112, and it's the apocalypse exactly as expected: rivers receding, oceans rising, civilization crumbling. Humanity has given up hope, except for a group of Indigenous outcasts who have discovered a time travel portal in a cave in the desert and figured out where everything took a turn for the worst: America. Convinced that the only way to save the world is to rewrite its past, they send one of their own--a reluctant linguist named Tad--on...