Rule 34 Dev - angry anthro ball_gag barazoku bdsm bondage bound bulge chair chair_bondage clothing duct_tape duct_tape_gag duo erection erection_under_clothing furniture gag horn male male/male muscular muscular_anthro muscular_male necktie pecs restraints rope rope_bondage sitting suit tape uniform yellow_horn shtarfish bovid caprine goat mammal rhinoceros dark_background 2015 digital_media_(artwork)|23156080815