This story takes place in the year 2490 in earth years. At this time the earth has become an inhabitable planet due to the nuclear wars and industrial pollution. Because of this, humans immigrated to Star ll where humans and two powerful alien species, metamorpho and combal formed a situation tripartite conformation. The brave and battle-ready Ophidian Force, a special human, is a key in defending Earth. the war had never stopped; conspiracy existed here and there, and the competition among parties got fiercer. a crowning calamity is emerging.
People around the world are inexplicably, violently killed. There are holes all over the corpses, without any blood left behind. Due to the recurring pattern in the deaths, it is rumored that people are being persecuted by cult organizations. Although some people are panicking, most are not particularly concerned because things have not spread widely and they have not experienced them personally. And then, things get worse... along with the dead humans, zombies also start appearing, covered in the same kind of holes... The dead and the zombies have one thing in common: they bleed before they die. These people seem to be able to see some mysterious creature after their blood is exposed to air, yelling "I saw it" and "We will eventually be destroyed". Therefore, exposure of blood to the air has become highly feared. People frantically try to provide the best protection for themselves, many holing up in personal prisons. The human condition seems to be controlled by mysterious unknown creatures, and society is in a desperate situation...
A wave of panic swept the whole world. People fled the cities that had now become sites of irreversible bloodshed. Governments collapsed and the military proved useless in protecting the civilians. The undead were now the new rulers of the world. Amidst the chaos, five people escaped from the mental hospital. No one knew how far they could go.
Once Allura woke up, she was no longer the great general, but instead a student of the Military Command Department Some one once asked her: “Why did you choose to come to the military academy, Allura?” “Because I have a natural talent.” “I've never seen such a conceited person. Man or woman.” Allura: “Please call it ambition. Thank you.”