High School Fleet OVA

After the defeat of the rebellious Musashi, the girls from Yokosuka Girls' Marine High School return home, but not without challenges. The Harekaze, having endured significant damage during the confrontation, faces the grim prospect of being rendered unseaworthy. Compounding the issue, rumors swirl that the Harekaze-class vessels may soon be disbanded due to the ship's critical condition.

As other classes attempt to lure away the talented crew of the Harekaze, uncertainty looms over their future. Amidst the tension, the crew looks to Kouko Nosa, the ship's secretary, who holds sealed orders that might provide a solution to their predicament. With time slipping away, the crew must confront both their fears and the path ahead, as they search for a way to restore their ship and their camaraderie.