With only a telegram to guide him, Tommy Mooney leaves his Long Island home in search of his big brother Jack—a RAF Spitfire pilot missing in action somewhere in Nazi occupied Europe. His first stop is London, where he’ll enlist the help of Daphne Clarke—Jack’s British fiancée. Hope turns to foreboding as it begins to look as though the two are being deceived by the Gestapo—used in a plot to expose a Resistance network created to help downed airmen evade capture. “What a bleeding conundrum,” says Daphne, as it becomes clear that by continuing the search for Jack, they risk the lives of many like him—as well as their own.