Ex-soldier Juzo Inui has one question--who turned him into a cyborg and erased his memories? After the war, cyborg soldiers known as the Extended were discharged. Juzo Inui is one of them, a man whose body was transformed, his head replaced with a giant gun With no memory of his previous life--or who replaced his head and why--Inui now scratches out a living in the dark streets of the city as a Resolver, taking on cases involving the Extended. The war that changed Juzos life still echoes in the present when the anti-Extended terrorist organization Spitzbergen abducts Juzos friends. Juzo goes after them, but finds his path blocked by Victor Steinberg, a man with a reputation as a fierce enemy of the Extended. Victor also happens to be Marys brother, and was once Juzos personal engineer during the war...