A striking full-body portrait of an exquisitely beautiful woman, embodying the essence of a sci-fi warrior nun adorned in Warhammer 40k style armor. She stands poised with a bolt rifle in hand, framed by an intricate stained glass window. Her tanned skin is embellished with a subtle fleur de lys face tattoo and armor adorned with wax seals. Her face is a masterpiece of symmetry with deep, reflective eyes accented by dark eyebrows and expertly applied mascara. The setting features grand marble walls with floating dust particles, enhanced by a play of detailed, dramatic, and chiaroscuro lighting. This scene evokes professional, majestic impressionism reminiscent of the works of Waterhouse, John Constable, and Jeremy Mann, capturing the viewer with its high level of intricate detail and artistry. The ambiance is enriched by influences from Studio Ghibli and the vibrant styles of Ed Blinkey and Greg Manchess. The image is captivating, showcasing a blend of classic and modern artistic elements, trending on platforms like ArtStation and CGSociety, reflecting a harmonious fusion of elegance and strength within a timeless sci-fi narrative.