Magnus Bane and Alec Lightwood are settling into domestic life with their son Max when the warlocks Ragnor Fell and Shinyun Jung break into their loft and steal a powerful spell book. Realizing that Ragnor and Shinyun are being controlled by a more sinister force, Magnus and Alec set out to stop them and recover the book before they can cause any more harm.13+ Opening book in the 'Eldest Curses' trilogy.