1girl, arms behind head, arms up, bangs, bar censor, black hair, black socks, blue archive, blue sweater, blush, breasts, breasts out, censored, collarbone, collared shirt, dark-skinned female, dark skin, dress shirt, female ejaculation, halo, heavy breathing, karin (blue archive), kneehighs, large breasts, long hair, long sleeves, nipples, open mouth, panties, purple panties, pussy juice, ryoutarou, shirt, socks, solo focus, sweat, sweater, underwear, very long hair, white shirt, yellow eyes