3girls, ambience_synesthesia, amiya_(arknights), angelina_(arknights), animal_ear_fluff, animal_ears, arknights, arm_at_side, bare_arms, bare_shoulders, black_choker, black_dress, black_hair, black_pantyhose, black_socks, blue_eyes, breasts, brown_eyes, brown_hair, chair, choker, closed_mouth, day, dress, floating_hair, fox_ears, glasses, green_theme, hair_between_eyes, holding, holding_instrument, holding_violin, indoors, instrument, kneehighs, looking_at_viewer, looking_away, low_ponytail, multiple_girls, music, off-shoulder_dress, off_shoulder, official_alternate_costume, owl_ears, pantyhose, parted_lips, piano, plant, playing_instrument, ponytail, rabbit_ears, ruins, short_sleeves, silence_(arknights), sitting, small_breasts, socks, standing, sunlight, thighs, tire, trumpet, tuzhate, violin