FURVERT!

1:1 aged_up alien alien_humanoid anal anal_penetration anthro anthro_penetrating anthro_penetrating_humanoid blush bodily_fluids clothed clothing duo eyewear from_behind_position glasses hi_res homestuck horn horned_humanoid humanoid humanoid_on_anthro humanoid_penetrated karkat_vantas looking_pleasured male male/male male_penetrated male_penetrating male_penetrating_male mammal mattress mouse ms_paint_adventures murid murine paulthemouse penetration rodent sex sweat troll_(homestuck)window