After weirdmagedon, Dipper and Mable leave to go home, it's the last day of school all ready and the mystery twins soon find out they are going BACK to Gravity Falls, Or.
Dipper and Mabel haven't been to gravity falls in 5 years. With Ford and Stan off on there adventures, there was no home for them there anymore. Nobody outside of the town heard a pep about weirdmageddon, or Bill. Now Ford and Stan have returned for the summer, and Mabel and Dipper get to go back too. Meanwhile, Bill...