Rule 34 Dev - <3 18_(artist) 2boys ambiguous_gender blowjob blush claws clothed cum_in_mouth fellatio gay hollow_knight hollow_knight_x_humans horns human human_penetrating insect light-skinned_male nightmare_king_grimm offscreen_character oral penis red_body red_eyes saliva saliva_on_penis simple_background sweat tears white_face yaoi|6446905624