Captain Lord Ramage's honeymoon in France is interrupted by a sudden end to the Treaty of Amiens. Finding themselves on unfriendly soil just hours before hostilities commence, Ramage and his bride elude the grasp of Napoleon's secret police. Even as they escape, their host is captured and deported to the nearly inpenetrable prison on Devil's Island. Ramage is dispatched aboard Calypso, but can he pull off the rescue?