Mabel and Dipper were an unbreakable duo of adventures, they were the Mystery Twins, until they were both chosen for different colleges. After a year of college, they both come back to Gravity Falls for a family reunion, everything is different. Mabel is pulled back into a mystery while Dipper ignores the strangeness of a new guy, just for a new friend. Who is this 'New Guy' you ask, you will have to read to find out. I don't own Gravity Falls.