Call Down the Hawk (Dreamer Trilogy #1)

by Maggie Stiefvater

Ronan’s phone buzzed. He swept it up at once, which meant it could be only one person: Adam Parrish. For a few minutes, he listened to it very hard, and then, in a very quiet, very small, very un-Ronan voice, he said, “Alter idem” and hung up.