The stories of a small Cape Cod postmistress and an American radio reporter stationed in London collide on the eve of the United States's entrance into World War II, a meeting that is shaped by a broken promise to deliver a letter.
The lives of two women in a small Cape Cod town are impacted by the radio broadcasts of Frankie Bard, an American journalist in London who hopes that by revealing details of World War II she will encourage the United States to take up the cause.
