The narrative begins with Dante lost in a dark wood, beset by beasts representing lust, pride, and greed, before he is rescued by the spirit of Virgil. Commissioned by Beatrice from Limbo, Virgil leads the poet through the terrifying portals of the Inferno, where they confront the eternal torment of the lost. As they descend deeper through the widening concentric circles of the abyss, they encounter souls punished according to the nature of their earthly transgressions. From the neutral angels and the tempest-driven lovers of the second circle to the heretics burning in fiery tombs, every stratum reveals the exact geometry of divine retribution.
Dante observes the violent, the fraudulent, and the treacherous, conversing with historical figures, classical poets, and infamous contemporaries whose earthly actions sealed their eternal fate. The journey takes them across the rivers Acheron and Styx, past menacing demons and mythological monsters like Minotaur and Geryon, into the frozen pit of Cocytus. There, embedded in ice, they witness the ultimate betrayal embodied by Lucifer himself, before escaping the subterranean gloom to behold the stars once more.