The crew of the privateer outfit called Blue Steel keeps on its task of delivering plans for the Vibration Warhead Torpedo—a device that could shift the balance of battle—to the United States. Yet a fresh danger emerges from their foe, the massive Fog Fleet embodied as 'The Student Council.' This collective of warships is made up of the last Mental Models—the vessels" humanlike avatars—who have not yet met the erratic commander of Blue Steel, Gunzou Chihaya.
While Blue Steel edges closer to uncovering the source of the power that governs the adversary, Iona"s history begins to unfold, showing why the conflict started and her motive for supporting humanity in the face of danger.
