どうしたんですか？

halo, pink eyes, white hair, very long hair, black headband, black headbow, multi colored jacket, black suit, white collared shirt, blue necktie, black pleated miniskirt, black thigh highs with blue stripe, riding an escalator, Millennium Science School, indoors, looking back, curious, cute atmosphere, Kei (blue archive), halo, pink eyes, white hair, very long hair, black headband, black headbow, multi colored jacket, black suit, white collared shirt, blue necktie, black pleated miniskirt, black thigh highs with blue stripe, back view, from below, anime illustration, great quality, best quality.