“Readers will cheer…a fast read that ends too soon.” —Kirkus Reviews Griffin must traverse dangerous new worlds if he hopes to save his father from a peril that threatens all of humanity in this fantastical novel from the acclaimed author of A Nearer Moon.Griffin and his father tend to their lighthouse on the craggy coast of Oregon with the same careful routine each day. There are hardly ever any visitors, but they like it that way. Which is why, when a group of oddly dressed strangers suddenly appears, Griffin begins to see just how many secrets his father has been keeping. He never imagined that his lighthouse contains a portal to strange and dangerous worlds, or that a Society of Lighthou...