After the sudden loss of her husband, Joe, Nora Cooper makes a startling discovery: shortly before his death, Joe secretly sold their newly purchased dream home on Martha's Vineyard, where the couple had planned to retire. Nora doesn't know what to think. As she searches for answers, she is tormented by grief and doubt--until she starts receiving mysterious and inexplicable messages in Scrabble letters, messages that Nora believes could have been...