kagami kuro, kokonoe rin, kodomo no jikan, 00s, 1boy, 2girls, bisexual female, blonde hair, brown eyes, buruma, buruma aside, censored, classroom, clothing aside, cooperative grinding, flat chest, girl on top, grinding, group sex, gym uniform, hairband, indoors, loli, loli harem, long hair, masturbation, multiple girls, penis, purple eyes, purple hair, pussy juice, school, sitting, sitting on person, teamwork, teamwork (sexual), threesome, tribadism, very long hair