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.

"A fictional guide to the Shadowhunter's universe"--

Still pursuing a cure for her mother's enchantment, Clary uses all her powers and ingenuity to get into Idris, the forbidden country of the secretive Shadowhunters, and to its capital, the City of Glass, where with the help of a newfound friend, Sebastian, she uncovers important truths about her family's past that will not only help save her mother but all those that she holds most dear.

A collection of eleven short stories, previously published online, that illuminate the life of the enigmatic, flashy, and flamboyant High Warlock of Brooklyn, Magnus Bane, a character in The Mortal Instruments series.