character: firefly_(honkai:_star_

character: firefly_(honkai:_star_rail), 1girl, fine light and shadow, hair details, clear hair, no mismatched position of the characters, close-up shot focusing on upper body and face, head tilted slightly to the left, face facing camera, gentle eyes looking at viewer, soft smile, relaxed and lazy expression, arms raised and bent behind head, hands holding cyberpunk cat-ear headphones with silver-gray body and blue glowing edges, shoulders exposed, long hair falling loosely, a strand of hair on chest, cropped sports camisole top, off-white base with cyan trim, printed with cartoon game character avo, flat abdomen, blurred background, bright indoor window scene, light blue and pale cyan tones, soft natural light from side-back, relaxed home atmosphere.