In a desolate, post-apocalyptic America, a lone wanderer named Eli (Denzel Washington) treks across the barren landscape, carrying a mysterious book that holds the key to humanity’s survival. He is a skilled fighter, capable of taking down multiple enemies with unmatched precision, making him a formidable force in this lawless world.

Eli’s journey leads him to a town ruled by the ruthless Carnegie (Gary Oldman), a tyrannical leader who is obsessed with finding the book Eli possesses. Carnegie believes that with the book, he can consolidate his power and control the remnants of civilization. When Carnegie discovers that Eli is carrying the sacred text, he sends his henchmen to seize it by force. However, Eli’s unwavering faith and exceptional combat skills allow him to escape with Solara (Mila Kunis), a young woman who becomes his unexpected ally.

As they traverse the dangerous wasteland, Eli reveals that he has been divinely guided to protect and deliver the book to a safe place in the West. Through numerous battles and hardships, Eli’s true nature is revealed—not just as a warrior but as a man with an unshakable mission. In a shocking twist, it is revealed that Eli is blind, and his incredible abilities stem from heightened senses and unwavering belief.

Despite Carnegie’s relentless pursuit, Eli reaches his destination—Alcatraz Island—where a group of scholars is working to preserve knowledge for future generations. He recites the entire book from memory, ensuring that its wisdom survives. Meanwhile, Carnegie, having stolen the book but finding it useless due to its Braille script, is left to suffer the consequences of his greed and arrogance.

Solara, now inspired by Eli’s legacy, sets off on her own journey, carrying forward his teachings and the hope of rebuilding civilization.