The two of them are close to creating the legendary Philosopher’s Stone—whose properties include immortality and can turn any metal into gold—but just when the promise of the Stone’s riches is in their grasp, Thea’s mother destroys the Stone in a sudden fit of violent madness.While combing through her mother’s notes, Thea learns that there’s a curse on the Stone that causes anyone who tries to make it to lose their sanity. With the threat of the French Revolution looming, Thea is sent to Oxford for her safety, to live with the father who doesn’t know she exists. But in Oxford, there are alchemists after the Stone who don’t believe Thea’s warning about the curse—instead, they’ll stop at nothing to steal Thea’s knowledge of how to create the Stone. But Thea can only run for so long, and soon she will have to choose: create the Stone and sacrifice her sanity, or let the people she loves die.

    So when the Elders sent her to be magic tutor to a secret sect of assassins, she went willingly, even though the last two tutors had died under mysterious circumstances.But beneath the assassins’ caves, Ileni will discover a new place and a new purpose… and a new and dangerous love. She will struggle to keep her lost magic a secret while teaching it to her deadly students, and to find out what happened to the two tutors who preceded her. But what she discovers will change not only her future, but the future of her people, the assassins… and possibly the entire world.

    Steal the book. Save the future.In modern-day New York, magic is all but extinct. The remaining few who have an affinity for magic—the Mageus—live in the shadows, hiding who they are. Any Mageus who enters Manhattan becomes trapped by the Brink, a dark energy barrier that confines them to the island. Crossing it means losing their power—and often their lives.Esta is a talented thief, and she’s been raised to steal magical artifacts from the sinister Order that created the Brink. With her innate ability to manipulate time, Esta can pilfer from the past, collecting these artifacts before the Order even realizes she’s there. And all of Esta’s training has been for one final job: traveling back to 1902 to steal an ancient book containing the secrets of the Order—and the Brink—before the Magician can destroy it and doom the Mageus to a hopeless future.But Old New York is a dangerous world ruled by ruthless gangs and secret societies, a world where the very air crackles with magic. Nothing is as it seems, including the Magician himself. And for Esta to save her future, she may have to betray everyone in the past.

    Since, the tyrannical Synod has worked hard to banish all manifestations of the arcane across the lands. However, children are still born bearing the taint of the arcane, known to all as witchsign. So each year the Emperor sends out his Vigilants across the continent to detect the arcane in these children. Those found tainted are taken, and never seen again. Steiner has always suspected his sister Kjellrunn of bearing witchsign. But when their father's attempt to protect her from the Invigilation backfires, it is Steiner who is mistakenly taken. However it is not death which awaits Steiner, but an Academy where the children with witchsign learn to master their powers - some at the cost of their lives. Steiner is determined to escape the Academy and protect his sister from this fate.But powerful enemies await him at every turn, and Steiner finds himself taken on a journey straight into the heart of the Empire's deepest secrets, which will force him to reconsider everything he has known about witchsign.