tntl nemui, koharu (blue archive), blue archive, 1girl, beret, black hat, black serafuku, black wings, blush, closed eyes, feathered wings, halo, hat, head wings, long hair, long sleeves, low wings, neckerchief, pink hair, pink halo, pink neckerchief, sailor collar, school uniform, serafuku, shirt, simple background, single off shoulder, sitting, skirt, sleeping, sleeves past wrists, solo, twintails, white background, white sailor collar, wings