rule 34 alphys alternate universe anthro bedroom eyes big breasts blush bodily fluids bottomwear breasts buckteeth clothed clothing dialogue drooling duo english text erection erection under clothing eyeshadow eyewear female female focus frisk frisky underhertail genitals glasses hi res human human on anthro interspecies kneeling lizard looking at another looking at partner looking pleasured makeup male mammal monochrome mrguy820 narrowed eyes nipple outline non mammal breasts open mouth open smile pants penis pubes redraw reptile saliva scalie seductive sex shirt signature simple background smile solo focus straight stuttering sweat syhpla teeth text thewill thick thighs through clothing tight clothing tight coat tight topwear titjob tongue topwear underhertail undertale undertale fanfiction video games wide hips 4197636