Though the tide of World War II washed away her happily-ever-after dreams, years later, Eva Hilton dares to consider another chance at love. However, when the jilted teacher's past catches up with her and battle-scarred Paul Sommerfeld re-enters her life in 1957, they must navigate the shifting sands of their relationship as painful truths come to light. Ultimately, Eva discovers that, though the tide has washed away their forgotten love letters in the sand, she and Paul have a love that will be forever written upon their hearts.