After acquiring the Azoth Sword, Miki is ambushed by Marcus and Miura. Amon forges a prosthetic arm out of the sword Shiryu to replace Gai's lost limb.
The true history of the shiryu is revealed and Gai has a decision to make about his immediate future. Stay and be a humble sword maker or leave and grow into much more.
A wealthy widow hires a search vessel to find the lost treasure of pirate Throlla, who reportedly also kept a mythical weapon known as Gallon's Hammer.
Gai is revealed to be past the point of human life. Yet he still possesses the soul and will of a human. Will he be able to defeat his past comrade Ichijo who has become a living weapon...
Zsoltgewinn must be stopped but at what cost? Kyoka tried to dry that very line into focus. The shoshidai prefer it blurry. Meanwhile Gai is at a crossroads of his own after meeting Shin...
The sinister shoshidai project is reaping benefits. It is doing well enough to catch the attention of a busoma. Meanwhile Shin tries to convince Gai to help him with an important mission.