Synopsis
Hundreds of years back, demons showed up out of nowhere and began slaughtering humans. Normal weapons couldn't touch them — not even a scratch. To avoid total extinction, humanity organized itself into seven countries and managed to hold the demons back by pouring everything into magic-based military technology. But the fighting never stopped. Alusu Reigin has been on the front lines since the beginning. Now 16, he's tried to step down — but the country won't allow it. He's not just the strongest magician alive, he sits at the very top of the rankings: Number 1, Single Digit. And that's…
