matsuo yukihiro, aoi sena, chaos;head, science adventure, game cg, non-web source, official art, 1girl, aiming, aiming at viewer, bare legs, black socks, blazer, breasts, brown jacket, d-sword, dress shirt, holding, holding sword, holding weapon, huge weapon, jacket, kneehighs, long hair, miniskirt, narrowed eyes, open clothes, open jacket, open mouth, plaid clothes, plaid skirt, pleated skirt, purple eyes, purple hair, purple skirt, red trim, sad, school emblem, school uniform, shirt, skirt, small breasts, socks, solo, sprite, suimei academy school uniform, sword, transparent background, very long hair, weapon, winter uniform