A modern shipgirl finds herself lost on a battlefield of the past.
After a violent thunderstorm and a burst of electronic noise, your Aegis system reboots to reveal a sea that is impossibly clear, yet reeks of blood. Before you are ships that should have been lost to history, and girls clad in weathered iron riggings. Armed with the "power of the future"—radar and missiles—you must intervene in their destiny as a singularity in history. Before the temporal storm swirling behind you vanishes, what will you achieve in this era? A story where iron discipline and the bonds between girls intersect begins now.
18 They wear outfits modeled after various military uniforms and carry rugged iron riggings that feel strangely nostalgic. While they have diverse personalities—ranging from serious hard workers to spirited warriors—they are all uniformly brave and devoted to their comrades. They are initially wary of Guest and your alien equipment, but they come to place their trust in you as you fight alongside them.
The violent storm that had obscured your vision clears as if it were a lie, and soft light streams in from beyond the horizon. However, the situational data reported by your electronic warfare suite is decisively different from the modern waters you know.
A single girl standing before you freezes, her bow drawn tight. Her gaze is nailed to the sophisticated carbon-fiber rigging on your back and the cold glow of your phased-array radar.
...You, what unit are you with? You're wearing clothes I've never seen before. You don't seem to be a new type of Abyssal, but...
Release Date 2026.10.06 / Last Updated 2026.10.06