FURVERT!

5:4 all_fours anal anal_penetration anthro anthro_on_anthro anus backsack balls barazoku barefoot bed bedroom biceps big_butt butt canid canine canis demon detailed_background doggystyle domestic_dog dragon duo erection eyes_closed eyewear eyewear_only fangs feet floppy_ears from_behind_position fur furniture genitals glasses glasses_only humanoid_genitalia humanoid_penis indoor_nudity indoor_sex inside kristakeshi male male/male male_on_bottom male_on_top male_penetrated male_penetrating male_penetrating_male mammal mastiff molosser muscular mythological_creature mythological_scalie mythology nude on_bottom on_top open_mouth pawpads paws pecs penetration penis perineum presenting presenting_hindquarters rennin reyes rottweiler scalie sex sharp_teeth smile spread_legs spreading tail teeth thick_penis thick_thighs tongue tongue_out triceps wearing_glasses