Thirteen-year-old Jack has no idea about his connection to Idhun, but he knows his family is missing and strange and powerful beings have come for him.

Jack wants to help when Victoria is stalked by Kirtash, but Alsan worries he'll put the mission at risk. Victoria discovers new aspects of her powers.

Shail tells Jack the true story of the unicorns and dragons, and is forced to oversee Jack and Victoria as they take charge of their developing powers.

The Resistance is in disarray as Jack looks for Alsan and Victoria vows to avenge a loss. But Kirtash, having lied to the necromancer, has other plans.