Fourteen-year-old sarcastic, street-savvy Nick is drawn into the world of the Dark-Hunters, but must hide his participation in the battle against werewolves, vampires, and zombies from his mother and high school principal.

Matt Daniels battles a mysterious substance called Monster Blood that makes things grow, and then visits HorrorLand amusement park, where some of his friends disappear.

Apprentice Tom and the Spook for whom he works flee to Ireland, where a powerful witch has joined forces with the dark mages trying to call forth ancient powers to destroy Tom.

Now thirteen years old, Tom Ward continues his apprenticeship with the Spook as they confront a dangerous bane who can control people's thoughts.

Sixteen-year-old Clary continues trying to make sense of the swiftly changing events and relationships in her life as she becomes further involved with the Shadowhunters and their pursuit of demons and discovers some terrifying truths about her parents, her brother Jace, and her boyfriend Simon.

High school sophomore Nora has always been very cautious in her relationships, but when Patch, who has a dark side she can sense, enrolls at her school, she is mysteriously and strongly drawn to him, despite warnings from her best friend, the school counselor, and her own instincts.

As Grace hides the vast depth of her love for Sam from her parents and Sam struggles to release his werewolf past and claim a human future, a new wolf named Cole wins Isabel's heart but his own past threatens to destroy the whole pack.

"The twins of prophecy have been split. Nicholas Flamel is near death. John Dee has the swords of power. And Danu Talis has yet to fall. The future of the human race lies in the balance--how will the legend end?"--Provided by publisher.