csy, akihime saya, shiroyama shouichi, after school, pink no ayumi!, purple footwear, game cg, 10s, 1girl, 2boys, age difference, aqua eyes, arms behind back, bare shoulders, bdsm, belt, black gloves, black panties, black thighhighs, blue hair, blush, bondage, bondage outfit, boots, bound, breastless clothes, breasts, classroom, clenched teeth, collar, crop top, dark, desk, dress shirt, dutch angle, elbow gloves, flashlight, flat chest, frown, gloves, hand on own hip, hiding, indoors, knees together feet apart, lab coat, latex, lingerie, loli, lying, multiple boys, necktie, nipples, old, old man, on stomach, panties, parted lips, scared, school, school desk, shadow, shiny clothes, shirt, short hair, short sleeves, sidelocks, sitting, small breasts, small nipples, squatting, standing, strap, sweat, sweater, teacher, teacher and student, teeth, thigh boots, thighhighs, tile floor, tiles, underwear, walk-in, white hair, white shirt, yellow eyes