Rule 34 Dev - 1boy 1girls big_penis black_hair black_nails blush clothing comic cum cum_explosion cum_in_mouth cum_on_face deepthroat fellatio gagging green_background grey_skin hair_pull hand_on_head heartszora homestuck horns karkat_vantas ms_paint_adventures nepeta_leijon oral penis short_hair straight troll yellow_eyes|3035430848