Xbooru - 1girl 2010s 2015 2d 2d (artwork) 4 fingers acstlu anthro anthro only big breasts book boss monster breasts caprine closed eyes clothed clothed female clothing couch curvaceous curvy delta rune (emblem) digital media (artwork) exposed panties fangs female anthro female only floppy ears fur furry furry female furry only glasses goat goat ears goat girl goat horns gradient background grin holding book holding glasses holding object horns legs apart mammal mature mature anthro mature female milf monster monster girl panties purple clothing simple background sitting sitting on couch sitting on sofa skin fang skin fangs sofa solo anthro solo female toriel undertale undertale (series) video game milf video games voluptuous voluptuous female white body white fur white panties wide hips yellow background