2girls, o, arknights, arm_up, barefoot, black_dress, black_footwear, black_gloves, black_headwear, black_pantyhose, blue_dress, blue_headwear, blush, boots, breasts, covered_navel, dress, gloves, grey_background, grey_hair, grin, legs, long_hair, looking_at_viewer, medium_breasts, multiple_girls, official_alternate_costume, open_mouth, pantyhose, purple_eyes, red_eyes, skadi_(arknights), skadi_the_corrupting_heart_(arknights), skadi_the_corrupting_heart_(sublimation)_(arknights), smile, specter_(arknights), specter_the_unchained_(arknights), teeth, thigh_boots, thighs, upper_teeth_only, very_long_hair, zhanggong