1girl, arknights, arm_behind_head, arm_up, black_dress, black_footwear, black_headwear, black_pantyhose, boots, breasts, circular_saw, closed_mouth, dress, floating_hair, grey_hair, hair_between_eyes, holding, holding_polearm, holding_weapon, kodama_masaki, large_breasts, long_hair, long_sleeves, looking_at_viewer, night, night_sky, pantyhose, polearm, puffy_long_sleeves, puffy_sleeves, red_eyes, reflection, saw, sky, smile, solo, specter_(arknights), specter_the_unchained_(arknights), star_(sky), starry_sky, torn_clothes, torn_sleeves, twitter_username, very_long_hair, water, weapon