"When the Black Death enters England through the port of Melcombe in Dorseteshire in June 1348, no one knows what manner of sickness it is or how it spreads and kills so quickly. The Church cites God as the cause, and religious fear grips the people as they come to believe that the plague is a punishment for wickedness. But Lady Anne of Develish has her own ideas. Educated by nuns, Anne is a rarity among women, being both literate and knowledgeable....

Cordelia Carstairs, a Shadowhunter trained to battle demons, travels with her brother to London where they reconnect with childhood friends but soon must face devastating demon attacks in the quarantined city.

Cordelia Carstairs parece tener todo lo que siempre ha querido. Se va a casar con James Herondale, de quien está enamorada desde la infancia; tiene una nueva vida en Londres con su mejor amiga, Lucie Herondale, y los amigos de James, los Alegres Compañeros; está a punto de reunirse con su querido padre y es la portadora de Cortana, una espada legendaria. Pero la realidad es mucho más triste. Su matrimonio con James es solo un acuerdo y él está...