As the summer slips by, Mabel and Dipper go back home and to their normal lives. Due to unfortunate events, they aren't able to come back to Gravity Falls the next summer, instead having to wait until the next after it. At fourteen years old, almost fifteen, the twins are excited to finally be able to visit their family again in Gravity falls. The plan to have an excited, fun summer quickly turns to dust, leaving a trail of sorrow in everyone's lives.