Harvard semiotician Robert Langdon awakens with a splitting headache from a hospital bed in Florence, buried in various pipes and piles of medical equipment. He couldn't figure out how he ended up in Italy when he was supposed to be on the Harvard campus. In his vague dream, a masked woman of stunning beauty whispers to him across a churning river stained red with blood: Go and seek, and you will find ......
The older Marconi and the younger Sienna, two doctors, are explaining Robert Langdon's condition and describing the circumstances that brought him here, when a woman in black bursts into the critical care unit. woman in black bursts into the ICU and unceremoniously shoots Marconi, who tries to stop her. Sienna fled wildly as soon as she pulled Robert Langdon to his feet.
Robert Langdon is shocked and terrified when he discovers a titanium tube with a warning icon in his jacket pocket, and then learns that as a child, Sienna was a prodigy with an unusually high IQ. In a race against time to rid himself of his unidentified adversary and to clarify the circumstances of his predicament, Langdon and Sienna are partnered in a labyrinth of classic art, secret passages, and futuristic technology. The key to unlocking it all is hidden in one of the most mysterious and darkest poems ever written - Dante's Divine Comedy. Landon must find the answers before the world is irrevocably changed.