In the 1940s, Suzu is a young bride who departs her home to unite with her new husband, a Japanese navy member stationed at a military base in the port city of Kure in Hiroshima. As she faces the difficulties of adjusting to a new life, Suzu is forced to confront the reality of a war-torn world that is causing her once-beautiful home to crumble. Despite the challenges she faces, Suzu clings to her optimism and unwavering determination to weather the difficulties of war.