It's 1944. Emily, a young woman, says goodbye to her brother, James, departing for the front lines. She promises to write every week.
As the war intensifies, Emily's letters become James' solace. But when the letters stop, James is captured by enemy forces.
In the prison camp, James holds onto Emily's last letter, finding hope in her words. He escapes and, against all odds, finds his way back home to Emily.
The siblings reunite, grateful for the power of love and letters that kept them connected during the darkest times.