A devout sister of battle stands in front of a stained glass window, her symmetrical face detailed with reflective eyes and dark eyebrows accented by mascara and subtle makeup. Her sci-fi nun armor draws inspiration from the Warhammer 40k style, set against a backdrop of marble walls and dust particles. The detailed lighting creates a dramatic chiaroscuro effect, with rim lighting highlighting her presence. The scene incorporates elements from majestic impressionism reminiscent of Waterhouse, John Constable, Ed Blinkey, and Studio Ghibli. This professional painting also draws attributes from artists Jeremy Mann, Greg Manchess, and Antonio Moro, while trending on ArtStation and CGSociety. The composition emphasizes intricate high detail and dramatic ambiance, styled akin to Makoto Shinkai's work, ensuring it remains visually captivating.