2girls, :d, back-to-back, backpack, bag, black hair, black sweater vest, dual persona, expressionless, full body, looking at another, multiple girls, necktie, pantyhose, pleated skirt, school uniform, shirt, shoes, short hair, short sleeves, skirt, smile, sneakers, socks, standing, sweater vest, time paradox, v over eye, white background, white shirt