Sonic's World (Smut)

Hey guys this is my first Smut story first if all. This is Sonics World and before anyone asks there is no same gender smut.

Started as a Feeling

WARNING: WILL CONTAIN NSFW CONTENT! Escaping the Underground was just the beginning, but now they have a whole world to discover! Toriel and Frisk move into their new home, and life above ground begins. But when feelings escape and become out in the open, will Sans be able to escape the wrath of an ex-husband? (...