A prequel to Cassandra Clare's Mortal Instruments series, The Infernal Devices
is the story of Tessa Gray, a sixteen-year-old American girl traveling
alone to Victorian London who runs afoul of the city's sordid
supernatural underworld. Rescued by the Shadowhunters of the London
Institute, Tessa quickly finds herself caught up in an intrigue that may
very well destroy her new friends - including the two enigmatic young
men, Jem and Will, who have taken her under their wing...