Sometime in a not-so-distant future, conscription becomes a civic duty in Japan once more. There, a select group of girls suddenly gets drafted to undergo special training on a suspicious-looking ship that sets sail soon after. Once onboard, all the girls discover they have a common background – but before they can feel at ease, the penalties for disobedience on the ship are laid down before their eyes…and it’s not a pretty sight. How far will these girls be forced to go in the name of protecting their country…?
In 21st century Japan, to protect superior genes present among its population and secure the creation of geniuses for Japan’s next generation, the government has a peculiar plan in effect at a center for child prodigies. All of the young men and women raised at the center demonstrate their talents in specific fields and go on to contribute to the development of Japanese society—all but Kurumi, who shows little promise as a genius. With valuable tax yen on the line, the center decides to make Kurumi demonstrate her talents in other ways…
The sullied air of the world can only be cleaned by the stix, a device powered by human limbs. Tonika, a rich nobleman fell from grace when his fathers plan to overtake the government was botched. Now poor and unable to afford the limbs needed to power his stix, Tonika faces the challenge of learning how to live on the other side of the class pyramid.
"Country of East" are known for their dictatorship and malicious human experiment towards the underground citizens, while the "Country of West" who speaks "democracy" are notorious for sending their people to the battlefield in the name of freedom. After two great wars that devastated both countries, another one will soon be enacted, which now also joined by several revolutionary armies. Our main character is Leo who seeks for his son while being accompanied by a former imperial slave who had lost both her hands and feet.