終末のワルキューレ

物語は神々が人類を生かすか死ぬかを決める会議を開き、人類を滅ぼすことに決着するところから始まります。The story begins when the gods call a conference to decide the whether to let humanity live or die, and settle on destroying humanity. But a lone valkyrie puts forward a suggestion to let the gods and humanity fight one last battle, as a last hope for humanitys continued survival. 13 gods will fight against 13 human champions in one-on-one battles to decide whether humanity lives or dies.