jirou (chekoro), misaka mikoto, shirai kuroko, saberfish, toaru kagaku no railgun, toaru majutsu no index, 2guys, arm grab, ass grab, bisexual, 2girls, ass, blush, breast press, breasts, brown hair, censored, covered erect nipples, eye contact, fat, fat man, flat chest, from behind, group sex, hair ornament, hair ribbon, hairclip, holding hands, large breasts, long hair, looking at another, masturbation, multiple girls, nipples, nude, open mouth, orgy, pink eyes, puffy areolae, puffy nipples, pussy, pussy juice, rape, ribbon, sex, short hair, straddling, sweat, symmetrical docking, upright straddle, yellow eyes