rukisan(pixiv), kaisa (hilda), hilda (series), sony, walkman, highres, 1girl, ?, black cape, black eyes, black hair, black necktie, black skirt, black thighhighs, blue background, blush, book, breasts, cape, cassette player, cassette tape, covered erect nipples, disembodied hand, grey sweater vest, headphones, holding, holding book, large breasts, long sleeves, looking to the side, multicolored hair, necktie, open mouth, purple cape, purple hair, raised eyebrow, shirt, short hair, skirt, stomach, sweater vest, thick thighs, thighhighs, thighs, two-sided cape, two-sided fabric, two-tone cape, two-tone hair, white shirt