In 1947, photographer and war correspondent Janey Everett arrives at a remote surfing village on the Hawaiian island of Kauai to research a planned biography of forgotten aviation pioneer Sam Mallory, who joined the loyalist forces in the Spanish Civil War and never returned. Obsessed with Sam's fate, Janey has tracked down Irene Lindquist, the owner of a local island-hopping airline, whom she believes might actually be the legendary Irene Foster,...