(Pincest) Love is a strange thing, but strange things happen in Gravity Falls. They say that a brother and sister can't love one another, but is that true? After being saved by her twin brother Dipper, Mabel discovers that she might have feelings for him. But what if Dipper is trying to avoid those feelings? Watch as Mabel suffers twists and turns in this story of 'My Big Dipper'
Gravity Falls - Rated: T - English - Romance/Drama - Chapters: 7 - Words: 53,612 - Reviews: 133 - Favs: 162 - Follows: 178 - Updated: 7/19/2014 - Published: 7/25/2013 - Dipper P., Mabel P.