In the 1820s, frontiersman Hugh Glass embarks on a brutal quest for vengeance after being left for dead by his expedition team following a savage bear mauling. Severely injured and abandoned in the harsh wilderness, Glass defies the odds, battling nature, his own suffering, and the elements to track down the men who betrayed him. As his survival instincts kick in, his thirst for revenge becomes a relentless pursuit, pushing him to the limits of human endurance. His journey is not just one of vengeance, but of self-discovery, as he faces the raw power of nature and the cost of his obsession.