Berkley trade pbk. ed.
371 p. ; 21 cm.
Originally published: New York : Amy Einhorn Books, c2010.
"Readers guide inside"--P.  of cover.
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.