When Louisa, undercover agent for the British Secret Service, parachutes into war-torn France in 1944, she doesn't expect to fall, literally, into the arms of fugitive Royal Air force pilot, Joseph Fisher. Seeking a safe sanctuary, Louisa and Joe battle constant danger from enemy forces and soon form a strong friendship. Joe, quickly realizing he can't bear to leave France without her, rejects an opportunity to be smuggled onto the escape line, thus forcing Louisa to find the courage to face her biggest fear. What will it take for her to risk falling in love?