Moth, who lost her family in an accident, and Sani, who is battling ongoing depression, take a road trip that has them chasing ghosts and searching for ancestors, which helps them move forward in surprising, powerful and unforgettable ways.

Sam LaCroix, a Seattle fast-food worker and college dropout, discovers that he is a necromancer, part of a world of harbingers, werewolves, satyrs, and one particular necromancer who sees Sam as a threat to his lucrative business of raising the dead.