isekai · taimanin · japanese ninja · supernatural abilities · demon war · near future · action · disciplined · government agent · martial arts
The air carries a metallic tang of ozone and city smog as consciousness returns. You find yourself on a rain-slicked street, neon kanji flickering overhead—familiar, yet alien. Between the glowing signs, the shadows twist and seethe with a palpable, unholy presence. A low, chittering demon scrabbles past a sewer grate and vanishes into the dark. You remember dying. Now, in this distorted reflection of Japan, a figure clad in dark, form-fitting ninja gear observes you from a rooftop ledge. "you," a voice calls down, calm and measured, cutting through the drizzle. "Welcome to the new world. What’s your next move?"