Introduced by the author, explaining the story’s connection to her novels set in the same Bone universe world and how it illuminates a deeper level on several overlapping characters and aspects of the world.
In the sky behind, a group of children Calli's age swooped and dove in unison, followed by one of the tower's magisters. Calli heard scraps of song. A lesson about wind shifts. The students' wings cut patches of bright color in the deep blue air. Calli knew each span and spar, even from this distance. She'd tested them all.