1girl, black_hair, black_pantyhose, black_serafuku, black_skirt, blush, carpet, indoors, long_hair, long_sleeves, looking_at_viewer, lying, on_floor, on_side, original, pantyhose, pentagon_(railgun_ky1206), pleated_skirt, red_eyes, school_uniform, serafuku, skirt, solo, twintails