Twins brothers and sister Dipper and Mabel Pines spend the summer with his uncle trap for tourists in the mysterious town of Gravity Falls. When Dipper and Mabel Pines his uncle Stan in Gravity Falls, Oregon, earnings for the summer, they think it will be boring. But when the Dipper to find a strange diary in the forest, they learn about some strange secrets in town. Welcome to Gravity Falls. Just north of Normal, West of strange.