1girl, :o, assault rifle, beret, black choker, black footwear, black gloves, black hair, black headwear, black sailor collar, black serafuku, black shirt, black skirt, black socks, black wings, blush, brown eyes, bullpup, choker, cosplay, full body, gloves, gun, halo, hat, holding, holding gun, holding weapon, kneehighs, loafers, long hair, long sleeves, looking away, looking down, low wings, neckerchief, parted lips, pleated skirt, puffy long sleeves, puffy sleeves, red neckerchief, rifle, sailor collar, school uniform, serafuku, shirt, shoes, simple background, skirt, socks, solo, standing, sweat, very long hair, weapon, white background, wings