Seventeen-year-olds Revna, the daughter of a traitor, and Linne, the daughter of a general, must use forbidden magic to fly planes in wartime despite their deep dislike of each other.
Revna is a factory worker, manufacturing war machines for the Union of the North. Caught using illegal magic, she fears being branded a traitor and imprisoned. On the front lines, Linné defied her father, a Union general, and disguised herself as a boy to join the...