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 Theo and...