FURVERT!

absurd_res alikars animal_genitalia anthro arms_tied balls bdsm blindfold bondage bone bound boxer_briefs bulge canid canine canis clothed clothing collar detailed_background detailed_bulge domestic_dog duo erection erection_under_clothing floppy_ears genital_outline genitals grey_boxer_briefs grey_clothing grey_underwear hands_behind_back hi_res inside kneeling larger_sub leash leash_pull leashed_collar male male/male mammal open_mouth penis penis_outline penis_tip sheath size_difference skull smile standing submissive tenting underwear window