firefly \(honkai: star rail\), 1girl, solo, grey hair, long hair, purple eyes, closed mouth, light smile, black thighhighs, head tilt, dutch angle, (masterpiece, best quality:1.3), 8k ultra detailed, CG, warm and cozy atmosphere, cute and girly aesthetic, pastel pink color scheme, scenic, standing, solo, (grey hair, long hair with ombre from black to white, curly hair, wearing a cat ear-shaped hat, thigh-high socks), scenic background: A bright and cheerful pink-themed bedroom, decorated with soft and fluffy pillows in shades of pink. The walls and furniture are all in light pink or pastel pink, creating a sweet and inviting ambiance. Lace curtains adorn the windows, allowing warm sunlight to filter into the room, casting a soft glow. Plush toys and other cute decorations can be seen scattered around the room, adding to its charm. Character: A young girl sitting on the bed, surrounded by plush toys or reading a book. She is dressed in adorable pajamas or a cute outfit that matches the room's aesthetic. Atmosphere: Create a warm and inviting atmosphere, evoking feelings of comfort and coziness. Incorporate iconic elements such as hearts, stars, or flowers to highlight the girl's personality and preferences.