Frisk x Sans story, Frisk will be older since her age in the game is unclear anyway. Sans is getting over Toriel after years with the help of her adopted daughter, Frisk. (Rated T just incase)
Undertale - Rated: T - English - Humor/Romance - Chapters: 3 - Words: 4,436 - Reviews: 18 - Favs: 14 - Follows: 31 - Updated: 10/12/2016 - Published: 8/2/2016 - Frisk, Papyrus, Sans