A striking Japanese female in a modern school uniform stands confidently in a shadowy alley, holding a gleaming katana. The scene is captured with a cinematic flair, rendered in stunning 3D using Unreal Engine, showcasing intricate details and textures in ultra-high resolution. The atmosphere is intense and atmospheric, with expressive elements in play as dim streetlights cast dramatic shadows, highlighting her determined expression. The image employs a vertical aspect ratio that enhances her dynamic pose, as digital artistry from Niji style brings a vibrant, surreal quality to the composition, preserving the mysterious allure of the setting.