Winter 1933: Two pilots meet in the Andes. For Pierre, the Frenchman, and Allan, the American, this marks the beginning of a long acquaintance, a mix of friendship and rivalry. Their shared love for flying becomes the foundation of this friendship. While their bond must prove itself on the ground, the scores are settled in the air. Above the clouds... 1939: Pierre Lucas-Ferron and Allan Thompson were once friends, then rivals, and now adversaries. Yet, they fight as allies in a terrible war for the freedom of Europe and the world. On one hand, side by side; on the other hand, also against each other... High above the clouds...