Chapter 1: The Inferno
* Summary: Robert Langdon is awakened in a Florence hospital with amnesia, after being shot and left for dead. He encounters Dr. Sienna Brooks, a doctor who helps him escape the hospital while being pursued by assassins.
* Real example: Langdon and Brooks evade assassins in a high-speed chase through the narrow streets of Florence.
Chapter 2: The Map of Hell
* Summary: Langdon discovers a tattoo on his body that depicts a map of Dante's Inferno, suggesting a connection to the famous poet's masterpiece. He and Brooks follow the map through the hidden passages of Florence.
* Real example: Langdon and Brooks navigate a secret tunnel beneath the Palazzo Vecchio, leading them to a hidden chamber.
Chapter 3: The Botticelli Circle
* Summary: Langdon realizes that the map is linked to Sandro Botticelli's painting, "The Map of Hell," which contains clues to a secret society's plans. The society, known as Consortium, seeks to decimate half of the world's population to prevent overpopulation.
* Real example: Langdon examines a replica of the Botticelli painting, uncovering a hidden message that reveals the Consortium's headquarters.
Chapter 4: The Palazzo Vecchio
* Summary: Langdon and Brooks infiltrate the Palazzo Vecchio, the headquarters of Consortium. They encounter Elizabeth Sinskey, the leader of Consortium, who reveals her plan to release a virus that will sterilize half the world.
* Real example: Langdon confronts Sinskey in a tense standoff within the halls of the historic building.
Chapter 5: The Duomo
* Summary: Langdon and Brooks escape the Consortium and race to the Duomo, where they believe the virus is hidden. They navigate the cathedral's labyrinthine tunnels, following the map's clues.
* Real example: Langdon and Brooks climb the dome of the Duomo, witnessing a stunning view of Florence while they search for the virus.
Chapter 6: The Gates of Hell
* Summary: Langdon and Brooks discover the virus hidden within the gates of the Baptistery of St. John. They confront Sinskey and her followers in a climactic battle, ultimately preventing the virus from being released.
* Real example: Langdon and Sinskey engage in a philosophical debate about overpopulation and the ethics of their respective plans.
Chapter 7: The Redemption of Dante
* Summary: With the virus threat averted, Langdon and Brooks reflect on the significance of Dante's Inferno in the context of Consortium's plan. They realize that the map was not a guide to hell, but rather a path to redemption and salvation.
* Real example: Langdon and Brooks visit Dante's tomb in the church of Santa Croce, paying homage to the poet whose work had guided their journey.