2girls, alien, bed, blush, borrowed_character, bottomless, breasts, clothes_lift, cunnilingus, greyscale, interspecies, long_hair, long_tongue, lying, medium_breasts, monochrome, monster_girl, multiple_girls, nipples, on_back, on_bed, one_eye_closed, oral, panties, panties_around_one_leg, pillow, pointy_ears, pussy, shirt_lift, spread_legs, sweat, tail, tongue, uncensored, underwear, yuri