In a nightmarish future, humans fell under the control of the Machine Empire and were ranked according to arbitrary ranks. The princess of the former Einheit e empire, Hanamiya Kikuhoin, along with a devoted group of low-rank war orphans, dreams of revolution. Humanity's last hope, the 'Mortal Genesis Impulse', will open up the path to the future! For fans of Succubus and Hitman, 86-SIX and Undead Unlock!