FURVERT!

arms_tied balls bat_wings bdsm bite bite_mark blonde_hair bodily_fluids bondage bound chokehold demon drooling duo genital_fluids genitals hair hell hi_res horn human imp male male/male mammal membrane_(anatomy)membranous_wings muscular nipple_fetish nipple_play nipples pinch precum rope saliva scratch_mark scratches size_difference smaller_on_top strangling torture wildmongrel wings