1girl, arknights, bangs, black thighhighs, blush, breasts, feet out of frame, grey hair, hinami047, holding, holding polearm, holding weapon, horns, id card, long hair, looking at viewer, matoimaru (arknights), medium breasts, open mouth, pointy ears, polearm, red eyes, simple background, smile, solo, standing, thighhighs, turtleneck, very long hair, weapon