Arpeggio of Blue Steel Manga Volume 1

Aoki Hagane no Arpeggio/Arpeggio of Blue Steel manga volume 1, written and illustrated by Ark Performance. An ex-library copy. Summary: Suddenly, a fleet of ships with mysterious superweapons called the "Fleet of Fog" appeared all around the world. Humanity didn't have the technology to fight such a fleet, so they were driven out of the sea. Seventeen years after the battle, Gunzou Chihaya and his crewmates aboard the I-401 and the personification (Mental Model) of the I-401, Iona, started fig