2girls, :o, black choker, black coat, black footwear, black hairband, black pantyhose, black sailor collar, black serafuku, black skirt, blue eyes, blue hair, blue halo, blue pupils, blue serafuku, bow, bow hairband, braid, chair, choker, classroom, coat, desk, grey hair, gun, hair over one eye, hairband, half-closed eyes, halo, holding, holding gun, holding weapon, long hair, multiple girls, neckerchief, on desk, pantyhose, red halo, red pupils, sailor collar, school chair, school desk, school uniform, serafuku, short hair, single braid, skirt, umbrella, weapon, white bow, white choker, white footwear, white hairband, white neckerchief, white skirt