Raymond and Lucie, husband and wife, fight against German occupiers as part of the French Resistance. Following the explosion of a train carrying ammunition, Raymond is captured by the Gestapo, but it is Lucie's courage, resourcefulness, and charm that help save him.

However, when Raymond is arrested again during a secret meeting of Resistance leaders, there seems little chance of rescue. After brutal torture, Raymond is sentenced to death. With no one left to rely on but herself, Lucie undertakes one last desperate effort to save her beloved husband...