1girl, alternate_costume, aqua_hair, arknights, breasts, cleavage, collarbone, collared_jacket, gladiia_(arknights), hair_over_one_eye, horn/wood, jacket, long_hair, looking_at_viewer, parted_lips, pointy_ears, red_eyes, shirt, simple_background, solo, teacher, very_long_hair, white_background, white_shirt