The prequel story depicts how Shinei became a pilot. *Note: This manga adapts the prequel stories depicted in the 10th volumes of the light novel.*
This manga adapts the "Run Through The Battlefront" story arc, that is compiled on volume 2 and 3 from the original light novel. *Note: The manga was cancelled due to the poor health of the mangaka.*
A War Without Casualties: The Republic of San Magnolia has long been under attack from the neighboring Giadian Empire's army of unmanned drones known as the Legion. After years of painstaking research, the Republic finally developed autonomous drones of their own, turning the one-sided struggle into a war without casualties-or at least, that's what the government claims. In truth, there is no such thing as a bloodless war. Beyond the fortified walls protecting the eighty-five Republic territories lies the "nonexistent" Eighty-Sixth Sector. The young men and women of this forsaken land are branded the Eighty-Six and, stripped of their humanity, pilot the "unmanned" weapons into battle... (Source: Yen Press)

