masterpiece, best quality, highly detailed anime illustration, two adult siblings, a mature older brother and a mature adult sister, both clearly grown adults, sophisticated and elegant appearance, mature facial features, mature body proportions, resting together on a large luxurious bed, both lying on their sides facing the same direction, upper body to waist visible, one sibling in front and the other behind, the older brother casually wrapping his arms around the other sibling in a familiar family embrace, the front sibling comfortably holding his arm, relaxed natural expressions, playful everyday family moment, wholesome sibling bond, comfortable closeness between grown siblings.
Older brother: tall adult male, mature masculine facial features, elegant sharp jawline, pale skin, long black layered hair reaching past his shoulders, messy layered bangs, narrow reddish-brown eyes, slightly half-lidded gaze, confident playful smile, small visible fangs, pointed ears, large curved glossy black demon horns, long black demon tail with a spade-shaped tip, black button-up shirt, black trousers, black belt with a silver buckle, silver chain, mature adult proportions, relaxed posture, casually embracing his sibling from behind.
Adult sister: mature adult woman, refined feminine facial features, elegant face, pale porcelain skin, short black layered bob haircut, messy bangs, slightly longer layered hair at the back, reddish-brown droopy eyes, long eyelashes, calm gentle expression, subtle blush, elegant black sleeveless frilly mini dress, fitted bodice, high neckline, layered frills around the neckline and skirt, delicate black lace trim, multiple soft frilled layers, black ruffled choker, mature adult proportions.
luxurious gothic bedroom, large soft bed, dark elegant interior, black and deep burgundy furnishings, soft pillows and blankets, subtle gothic decorations, cozy atmosphere, sophisticated character design, mature-looking faces, detailed eyes, natural adult proportions, clean anatomy, carefully drawn hands and arms, natural sibling interaction, kawaii, delicate lineart, soft and hard edges, detailed eyes, color gradients, soft rendering, clean line art, semi-realistic, dark atmosphere, detailed face, detailed eyes, detailed hair.
体温計
