Emma Saylor doesn't remember a lot about her mother, who died when she was ten. But she does remember the stories her mom told her about the big lake that went on forever, with cold, clear water and mossy trees at the edges. Now it's just Emma and her dad, and life is good, if a little predictable, until Emma is unexpectedly sent to spend the summer with her mother's family that she hasn't seen since she was a little girl.

Blue Sargent has found things. For the first time in her life, she has friends she can trust, a group to which she can belong. The Raven Boys have taken her in as one of their own. Their problems have become hers, and her problems have become theirs. The trick with found things though, is how easily they can be lost.

Adalheid Castle is in chaos. Following a shocking turn of events, Serilda finds herself ensnared in a deadly game of make-believe with the Erlking, who is determined to propel her deeper into the castle’s lies. Meanwhile, Serilda is determined to work with Gild to help him solve the mystery of his forgotten name and past. But soon it becomes clear that the Erlking doesn’t only want to use Serilda to bring back his one true love. He also seeks...