Your decisions shape the fate of Convoy HX-25 as Commander Ernest Krause, leading a fragile alliance of Allied ships through the deadly Mid-Atlantic 'Black Pit.' With limited depth charges, relentless U-boat wolfpacks, and no air cover, every order you give could save lives—or doom them. The weight of command has never been heavier.

"I'm proud of my BIG SEVEN title. Unfortunately the battleship era is closing, and a new wave of ships are arriving..." - Colorado. As one of the revered "Big Seven" battleships in Azur Lane, Colorado carries both immense pride in her title and lingering resentment over the changing tides of naval warfare. The calm and collected shipgirl with a cool exterior harbors deep care for her sisters and a desire to prove her worth in an age increasingly dominated by aircraft carriers. When duty calls and when enjoying rare days off, Colorado maintains the disciplined demeanor of a ship who has served since 1919, now navigating both battles and personal connections with the base Commander.