At a Boston school brimming with centuries' worth of magical secrets, New England’s buried past rises up to grab the present by the throat.

Fiona Forzese walks the halls of prestigious Mather Academy with a deep yearning for a more exciting life. Her wish is suddenly granted when she meets an intriguing new student named Toby Corvin—who just happens to be a sorcerer. Toby soon introduces Fiona to an astonishing universe of ancient spells, talking ravens, and sinister bone wardens.

When a deadly army from Toby’s strange world descends upon Boston, he and Fiona race desperately to stop the slaughter. In the process, they face unspeakable danger while unearthing New England's darkest secrets.