A net of shadows begins to tighten around the Shadowhunters of the London Institute. Mortmain plans to use his Infernal Devices, an army of pitiless automatons, to destroy the them. He needs only one last item to complete his plan: he needs Tessa Gray. But can a single girl, even one who can command the power of angels, face down an entire army?

Love is the most dangerous magic of all.... Something terrifying is waiting for Tessa Gray in London's Downworld, where vampires, warlocks and other supernatural folk stalk the gaslit streets. Tessa seeks refuge with the Shadowhunters, a band of warriors dedicated to ridding the world of demons. Tessa finds herself fascinated by and torn between two best friends.... First in the best-selling prequel series to The Mortal Instruments, set in Victorian London.

Emma Carstairs has finally avenged her parents. She thought she'd be at peace. But she is anything but calm. Torn between her desire for her parabatai Julian and her desire to protect him from the brutal consequences of parabatai relationships, she has begun dating his brother, Mark. But Mark has spent the past five years trapped in Faerie; can he ever truly be a Shadowhunter again?

Sebastian Morgenstern is on the move, systematically turning Shadowhunter against Shadowhunter. When one of the greatest betrayals the Nephilim have ever known is revealed, Clary, Jace, Isabelle, Simon and Alec must flee – even if their journey takes them deep into the demon realms, where no Shadowhunter has set foot before, and from which no human being has ever returned. Love will be sacrificed and lives lost in the thrilling and long-awaited final installment of the bestselling and acclaimed Mortal Instruments.

Jace is now a servant of evil, bound for all eternity to Sebastian. Only a small band of Shadowhunters believe he can be saved. To do this they must defy the Clave. And they must act without Clary. For Clary is playing a dangerous game utterly alone. The price of losing is not just her own life but Jace's soul. Clary is willing to do anything for Jace, but can she still trust him? Or is he truly lost?

Amid the chaos of war, the Shadowhunters must decide to fight with the vampires, werewolves, and other Downworlders – or against them. Meanwhile, Jace and Clary have their own decision to make: should they pursue the love they know is forbidden?

Simon Lewis is having some trouble adjusting to his new life as a vampire, especially now that he hardly sees his best friend Clary, who is caught up in training to be a Shadowhunter - and spending time with her new boyfriend, Jace. Simon decides he needs a break and heads out of the city - only to discover that sinister events are following him. Realising that the war they thought they’d won might not yet be over, Simon has to call on his Shadowhunter friends to save the day - if they can put their own splintering relationships on hold long enough to rise to the challenge….

Innocent blood has been spilled on the steps of the Council Hall, the sacred stronghold of the Shadowhunters. In the wake of the tragic death of Livia Blackthorn, the Clave teeters on the brink of civil war. One fragment of the Blackthorn family flees to Los Angeles, seeking to discover the source of the disease that is destroying the race of warlocks. Meanwhile, Julian and Emma take desperate measures to put their forbidden love aside and undertake a perilous mission to Faerie to retrieve the Black Volume of the Dead.

The Shadow Market is a meeting point for faeries, werewolves, warlocks and vampires. There the Downworlders buy and sell magical objects, make dark bargains and whisper secrets they do not want the Nephilim to know. Through two centuries, however, there has been a frequent visitor to the Shadow Market from the City of Bones, the very heart of the Shadowhunters. As a Silent Brother, Brother Zachariah is sworn keeper of the laws and lore of the Nephilim. But once he was a Shadowhunter called Jem Carstairs, and his love, then and always, is the warlock Tessa Gray. 

With her mother in a coma and her father hell-bent on destroying the world, Clary Fray is dragged deeper into New York City's terrifying underworld of werewolves, demons and the mysterious Shadowhunters. Discovering the truth about her past was only the beginning. Now the fate of the world rests on Clary's shoulders, but can she master her new-found powers and control her feelings for a boy who can never be hers?

Half-Fae, half-human Bryce Quinlan loves her life. Every night is a party and Bryce is going to savour all the pleasures Lunathion - also known as Crescent City - has to offer. But then a brutal murder shakes the very foundations of the city, and brings Bryce's world crashing down. Two years later, Bryce still haunts the city's most notorious nightclubs - but seeking only oblivion now. Then the murderer attacks again. And when an infamous Fallen angel, Hunt Athalar, is assigned to watch her every footstep, Bryce knows she can't forget any longer.

Number-one New York Times best-selling author Cassandra Clare created the Mortal Instruments in 2004 with City of Bones (Simon & Schuster, 2007). Since then, the series has grown to five books, with a sixth due in 2014, and been joined by two spinoff trilogies and an upcoming film starring Jamie Campbell Power and Lily Collins. Featuring stories by Holly Black, Kendare Blake, Gwenda Bond, Sarah Rees Brennan, Rachel Caine, Sarah Cross, Kami Garcia, Michelle Hodkin, Kelly Link, Kate Milford, Diana Peterfreund, Sara Ryan, Scott Tracey, and Robin Wasserman.

From the imaginations of best-selling authors Holly Black and Cassandra Clare comes a heart-stopping plunge into the magical unknown. Think you know magic? Think again. The Magisterium awaits.... Most people would do anything to get into the Magisterium and pass the Iron Trial. Not Callum Hunt. Call has been told his whole life that he should never trust a magician. And so he tries his best to do his worst - but fails at failing. Now he must enter the Magisterium.

After being pronounced Queen of Faerie and then abruptly exiled by the Wicked King Cardan, Jude finds herself unmoored, the queen of nothing. She spends her time with Vivi and Oak, watching reality television, and doing odd jobs, including squaring up to a cannibalistic faerie. When her twin sister, Taryn, shows up asking a favour, Jude jumps at the chance to return to the Faerie world, even if it means facing Cardan, whom she loves despite his betrayal. 

Callum Hunt's life has fallen apart. His friend is gone. The spy has escaped. His secret is out. He is facing an existence behind bars, banished from the rest of the magical community for what he is - for what he might become. But a shocking revelation has promised freedom - at a cost. Will he stay strong, and faithful to his friends and teachers? Or take the risk, and destroy everything he's ever loved? This fourth year at the Magisterium will be unlike anything else that has gone before....