Rule 34 Dev - anthro bondage bound canid canine goo_tentacles goo_transformation hair heartbeats hi_res human human_to_anthro male male_only mammal nipples open_mouth oral oral_penetration penetration restraints rope rope_bondage simple_background solo species_transformation suspended_in_midair suspension suspension_bondage tail tentacle tentacle_in_mouth tentacle_penetration transformation|10317099304