World War II has engulfed the entire world, and the Birt Transport Air Force is in desperate need of help. The best fight the Luftwaffe... and die. Many women also respond to the challenge. But while in the air everything is clear in the fight for life with the enemy and nature, on the ground the girls have to face prejudice, contempt and disregard. The bold American Lizzie, the loud Ruby and the pragmatic May will have to fight their own war...