1girl, beret, black headwear, black serafuku, black wings, blush, closed mouth, embarrassed, envelope, feathered wings, fingernails, hair over shoulder, hands up, hat, head wings, heart, holding, holding envelope, long fingernails, love letter, nail polish, neckerchief, pink eyes, pink hair, pink nails, pink neckerchief, sailor collar, school uniform, serafuku, solo, star symbol, sticker, tearing up, twintails, upper body, white sailor collar, winged hat, wings