The Shipgirl Century

The Deep Sea suddenly appeared. The old century fell, and a new century began.

A girl born to carry history, and the ultimate fate buried beneath the sea.

Humanity's cowering defensive lines, and the crisis behind the bustling prosperity.

In the name of the Naval Base Commander: declare war on the Deep Sea!

This is the story of the shipgirls, from their birth to their suppression of the Deep Sea.