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after_sex after_vaginal all_fours alphys anthro anthro_focus areola belly big_breasts big_butt bodily_fluids breasts buckteeth butt clothing disembodied_penis duo english_text epitaphkho_(artist)erection female female_focus genital_fluids genitals hat hat_only headgear headgear_only headwear headwear_only heart_symbol hi_res humanoid_genitalia humanoid_penis lizard looking_at_another looking_at_partner looking_back looking_back_at_another looking_back_at_partner male male/female markings mole_(marking)mostly_nude nipples non-euclidean_sex non-mammal_nipples open_mouth open_smile overweight overweight_anthro overweight_female penis portal portal_sex reptile scales scalie sex simple_background smile solo_focus tail teeth text thick_tail thinking_with_portals three-quarter_view undertale_(series)vaginal_fluid_string vaginal_fluids witch_hat witch_hat_only yellow_body yellow_scales