1girl, arknights, armlet, bare_shoulders, black_dress, breasts, cleavage, collarbone, detached_collar, dress, hisamichi_(hisamichi1373), horns, infection_monitor_(arknights), large_breasts, long_hair, looking_at_viewer, parted_lips, purple_eyes, red_hair, sleeveless, sleeveless_dress, solo, surtr_(arknights), sword, upper_body, weapon, weapon_on_back, zipper