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.

"Merida of DunBroch needs a change. She loves her family--jovial King Fergus, proper Queen Elinor, the mischievous triplets-- and her peaceful kingdom. But she's frustrated by its sluggishness; each day, the same. Merida longs for adventure, purpose, challenge - maybe even, someday, love. But the fiery Princess never expects her disquiet to manifest by way of Feradach, an uncanny supernatural being tasked with rooting out rot and stagnation, who appears...

As Grace hides the vast depth of her love for Sam from her parents and Sam struggles to release his werewolf past and claim a human future, a new wolf named Cole wins Isabel's heart but his own past threatens to destroy the whole pack.