Jace has a curse inherited to him through his family. All males will die at the age of twenty four. It's happened to his grandfather, his father, and he has five years until something happens to him. He doesn't know much about the curse, except that it has ties to Sleighfew.
Sleighfew is a school known for teaching humans how to defend against threats such as Demons, vampires, dragons, and more. Determined to find a way to stop his family's curse, Jace joins Sleighfew to find answers.
Things become more complicated once a Shen enters the story. A dragon spirit looking for a host to help it fight the Dark Lord, and Jace is its next pick.
Meanwhile, a darker influence is effecting more and more creatures around the globe. Jace and friends must question if their school is really training them for success, or offering them as sacrifices?