In this sequel to the New York Times bestselling, "pulse-pounding" (Publishers Weekly) A Door in the Dark, Ren's intellect and cunning are stretched to the limit in her quest to take down the system that stole her father's life. Ren Monroe is a wolf among lions. After infiltrating one of the greatest Houses in Kathor through her successful bond with Theo Brood, she finds Theo's father is two steps ahead. He exiles...