by Fran Wilde.

In a city high above the clouds, Kirit dreams of finally earning her wings. Flyers are the lifeblood of the city, and she longs to be a trader alongside her mother. A breach of the city’s rules, however, sees her instead conscripted into the Singers, the secretive governing body. She discovers that not only is there more to the city and its history than she’s been taught, but there’s more to her own history (and abilities) than she imagined as well...