Rule 34 Dev - 2boys anal anal_sex biting bl blue_eyes blue_hair closed_eyes clothed_sex dubious_consent erection fangs forced forced_yaoi gakupo_kamui gay kaito long_hair male muscle navel on_ground open_mouth penis ponytail precum purple_hair questionable_consent rape ribbon sex short_hair spread_legs stake tear tied_hair uncensored vampire vocaloid yaoi|1142482144