When the children of Archer's Peak begin to go missing, everything seems hopeless. The few children that return alive have terrible stories-impossible details of terrifying creatures that live in the shadows. Their only hope is the arrival of a mysterious stranger, one who believes the children and claims to be the only adult who sees what they can see. Her name is Erica Slaughter. She kills monsters. That is all she does, and she bears the cost because it must be done.
Leaving death and tragedy in her wake, a grief-burdened Erica hunts for the terrifying Duplicitype.
With nothing left to lose and seemingly no one in her corner, Erica is faced with a choice to reach out to an unexpected source of help, or find herself dealing with both a monster and her human enemies alone…