Female shadow assassin, centered, enveloped in dark smoke with a mild dark vignette. Background displays bokeh with occasional lens flares, surrounded by a light bloom effect and bright backlight cinematic lighting creating a dramatic ambiance. Depth of field emphasizes her form with an HDR feel. Exceptionally high detail and saturation contrast against perceived grainy, imperfect textures. She stands confidently, partially obscured by shadows, adding to the mysterious atmosphere.