The Big ImageBoard (TBIB) - adopted (lore) adoptive mother (lore) ambiguous gender anthro big breasts boss monster (undertale) bovid breasts butt caprine darkriallet duo female female/ambiguous frisk (undertale) genitals grope heart symbol human human on anthro interspecies looking pleasured mammal mother (lore) mother and child (lore) nipples parent (lore) parent and child (lore) pseudo incest (lore) pussy size difference slightly chubby son (lore) toriel undertale undertale (series)