1girl, alternate_costume, arknights, black_dress, black_panties, blue_eyes, blunt_bangs, breasts, candle, cleavage, closed_mouth, corset, couch, dress, flower, gongjangmaster, horns, indoors, knees_up, lamp, long_hair, looking_at_viewer, lying, medium_breasts, night, night_sky, nightingale_(arknights), on_back, on_couch, panties, pantyshot, pink_flower, pink_rose, pointy_ears, rose, short_dress, signature, sky, smile, solo, star_(sky), starry_sky, thighhighs, underbust, underwear, very_long_hair, white_thighhighs, window