A caribou tracker obsessed with finding a missing caribou herd befriends a teenage rebel who gets lost while on the run.

In the 1820s, a frontiersman, Hugh Glass, sets out on a path of vengeance against those who left him for dead after a bear mauling.

Beginning just after the bloody Sioux victory over General Custer at Little Big Horn, the story is told through two unique perspectives: Charles Eastman, a young, white-educated Sioux doctor held…