Harvard symbologist Robert Langdon awakens in an Italian hospital, disoriented, with no recollection of the past 36 hours. With a relentless female assassin trailing them through Florence, he & his resourceful doctor, Sienna Brooks, are forced to flee. Embarking on a harrowing journey, they must unravel a series of codes, which are the work of a brilliant scientist whose obsession with the end of the world is matched only by his passion for Dante Alighieri's The Inferno.