Dipper and Mabel Pines have encountered many strange beings this past summer in the mysterious town of Gravity Falls, Oregon but, things go horribly wrong when they find out they are a part of something much bigger than the adventurous Pines family. It all begins with the return of their worst enemy right when they thought the summer was almost over. Story Copyrights: All written by me. Photo/Video Copyrights: None by me, other than book cover. [Gravity Falls is a Disney XD show and characters made by Alex Hirsch] October 24, 2015