Rule 34 Dev - 2boys ass barefoot blue_eyes blue_hair blush brown_hair bulge censored crotch cu_chulainn_(fate) erection fate/grand_order fate_(series) feet fujimaru_ritsuka_(male) gudao ji_tu_jun jtu666 leg_lift multiple_boys muscle naughty_face penis red_eyes testicles toes topless underwear undressing yaoi|2853449824