In Tsutomu Nihei's nightmare vision of the future, the n5s virus has swept across the earth, turning most of the population into zombie-like drones. Zoichi kanoe, an agent of toa heavy industry, Is Humanity's last hope, ...In Tsutomu Nihei's nightmare vision of the future, the n5s virus has swept across the earth, turning most of the population into zombie-like drones. Zoichi kanoe, an agent of toa heavy industry, Is Humanity's last hope, and he's not even human!