A graphic novel collection features four strange stories from the sleepy town of Gravity Falls. The first story, Face It, is about Pacifica summoning a monster who steals Mabel's face. The second story, Comix Up, is about Stan getting trapped in a world of comics. In Don't Dimension It, Mabel gets pulled into a multi-verse filled with many different Mabels. And in Pines Brothers: The Jersey Devil's in the Details, a young Stan and. Ford attempt to catch a supernatural jewel thief.