1girl, black cardigan, blush, brown footwear, cardigan, closed eyes, closed mouth, grey serafuku, grey shirt, grey skirt, loafers, long hair, long sleeves, lying, neckerchief, on side, pleated skirt, red neckerchief, school uniform, serafuku, shirt, shoes, simple background, skirt, socks, solo, very long hair, white background, white hair, white socks