(masterpiece, best quality, ultra-detailed), 1girl, solo, Yuki (character), long dark brown hair, amber eyes, cute expression, big round eyes, chubby cheeks, slight blush, looking at viewer, gentle smile, sitting on wooden armchair with red plush cushion, crossed legs, one hand raised touching hair, head tilted, wearing oversized black hoodie, white inner collar, black choker, dark pleated mini skirt, (semi-transparent grey pantyhose:1.2), sheer stockings, soft pastel background, starry pattern, soft warm lighting, adorable atmosphere, flat illustration style, highres
