Battleship Haruna, after experiencing combat in a multitude of battlefields, returned to dock in Japan. She became a protector of Kure Naval Base, a shield for the people who worked there.

Even to the end, she kept a watchful eye toward the skies and fought bravely. She suffered numerous explosions that ultimately ended her participation in the war and was eventually dismantled. Yet, for happiness of the people, the fight still continues for Haruna even after becoming raw materials, fighting for the revival of postwar Japan and continuing to protect it...