FURVERT!

3:4 absurd_res anal anal_penetration anthro anus balls bodily_fluids butt canid canine canis digital_media_(artwork)domestic_dog dripping erection fan_character fur futuristic genitals hi_res knot kryzyasha latex male male_penetrating mammal merging nipples nude open_mouth penetration penis science science_fiction shy simple_background slime smile solo symbiote tail throat tongue transformation uvula vein veiny_knot veiny_penis