1girl, 1boy, to-love-ru, konjiki no yami, hetero, interspecies, nude, completely nude, breasts, nipples, pussy, thighs, spread legs, navel, dark skin, horns, demon, monster, gigantic penis, monster penis, veins, straddling, girl on top, sexual act, penis in pussy, vaginal fluids, convulsing, open mouth, parted lips, teeth, disgusted expression, mask, shiny skin, outdoors, night, sky, starry sky, moon, full moon