制服 x 手紙

1girl, solo, breasts, looking at viewer, blush, smile, short hair, bangs, blue eyes, skirt, shirt, black hair, long sleeves, holding, closed mouth, school uniform, pleated skirt, indoors, from side, sweater, looking to the side, plaid, window, plaid skirt, desk, paper, classroom, school desk, black sweater, holding paper