3girls, :d, black headwear, black skirt, black vest, blonde hair, blue hair, brick wall, brown eyes, brown hair, ceiling light, cello, closed mouth, collared shirt, collared vest, curtains, fingernails, fireplace, flute, frilled shirt collar, frilled sleeves, frills, hat, holding, holding bow music, holding instrument, indoors, instrument, long sleeves, medium hair, multiple girls, music, nail polish, open mouth, piano, picture object, pink headwear, pink nails, pink shirt, pink skirt, playing instrument, red headwear, red skirt, red vest, shirt, short hair, siblings, sisters, skirt, sleeve cuffs, smile, stool, teeth, vest, white shirt, yellow eyes