From the world of Something is Killing the Children comes this terrifying new vision of monsters… and the ones who hunt them.

Jace, one of the last surviving legacy hunters of House Boucher, is sent to train at the House of Slaughter alongside a young Aaron Slaughter. As Jace plots revenge against the House that took his family from him, he must reconcile new loyalties with old grudges, setting him on a path that will change the Order of St. George forever…