1girl absurdres black_dress black_pantyhose blue_hair dress echo_(punishing:_gray_raven) grey_eyes highres holding holding_polearm holding_weapon hui_night humanoid_robot mechanical_arms mechanical_legs pantyhose polearm punishing:_gray_raven robot short_hair weapon  1girl absurdres black_dress black_pantyhose blue_hair dagger dress echo_(punishing:_gray_raven) floating floating_object floating_weapon full_moon grey_eyes hair_ornament highres hui_night knife mechanical_arms mechanical_legs medium_hair moon pantyhose punishing:_gray_raven short_sleeves weapon