In the year 2031, humanity enjoys a prosperous existence until strange life forms known as Hardians emerge, multiplying rapidly and attacking human populations. In response, the N.I.D.F. is formed to investigate and defend against the Hardians. Fighter pilot Aiba Shu becomes embroiled in the conflict, while renowned scientist Rurika Yuno studies the Hardians and learns of the enigmatic “Book of a Dead Man.” The secrets of the tome, and its connection to the Hardians, could hold the key to humanity’s survival. The battle to preserve humanity begins.