The adventures of the Lafayette Escadrille, young Americans who volunteered for the French military before the U.S. entered World War I, and became the country’s first fighter pilots.

While traveling in Paris, author Henry Miller and his wife, June, meet Anais Nin, and sexual sparks fly as Nin starts an affair with the openly bisexual June. When June is forced to return to the U.S., she gives Nin her blessing to sleep with her husband. Then, when June returns to France, an unexpected, and sometimes contentious, threesome forms.