8k, masterpiece, delicate illustration, flat color, beautiful eyes, depth of field, clean and beautiful classroom background, best lighting, detailed illustration, very delicate rendering, surreal, natural and not excessive glamour, waist-length long hair, beautiful warm gray hair color, voluminous and clean hair, natural bangs reaching the eyes, natural expression and composition, beautiful deep green eyes, mature atmosphere, pianist, sophisticated and well-matching dress, natural and not excessive expression and composition, 8k, masterpiece, delicate illustration, flat color, beautiful eyes, depth of field.
