Sortie Day The power to fight deep-sea ships, "Kanmusume". The fleet, which was overwhelming at the beginning of the battle, was gradually overwhelmed by the enemy, and the war situation was greatly tilted. Meanwhile, the Shiratsuyu-class destroyer "Shigure" has also been reorganized, and is assigned to the 3rd unit (1YB3H), part of the decisive battle force. What is the task of the fleet, and what awaits them at their destination?