1940s Hiroshima. Suzu, a young bride, leaves her home to join her new husband, a member of the Japanese navy, at a military base in the port city of Kure. Confronted with the challenges of a new life, Suzu must also come to grips with a world at war and her beautiful home collapsing around her. Unwilling to give up hope, Suzu holds on to happiness to persevere through the trials of war.