In the American wilderness, Hugh Glass, a trapper, is attacked by a bear and seriously injured. Abandoned by his teammates, he is left for dead. But Glass refuses to die. Alone, armed with his will and driven by his love for his wife and their son, Glass sets out on a journey of more than 200 miles in a hostile environment, on the trail of the man who betrayed him. His thirst for revenge turns into a heroic struggle to overcome all obstacles, return home and find redemption.