A few months after the first fighter jets landed in their own backyard, ellie and her five terrified but defiant friends struggle to survive amid a baffling conflict. Their families are unreachable; the mountains are now...A few months after the first fighter jets landed in their own backyard, ellie and her five terrified but defiant friends struggle to survive amid a baffling conflict. Their families are unreachable; the mountains are now their home. When two of them fall behind enemy lines, ellie knows what must happen next: a rescue mission.