Pioneer Day has arrived in Gravity Falls, much to Mabel’s chagrin. After being bullied by Pacifica Northwest, Mabel begins to doubt her natural silliness being a good thing. With the Third Journal and a little help from conspiratorial cops, Dipper and Mabel stumble across the real truth behind the founder of Gravity Falls.
We absolutely will NOT be posting hints there to help solve codes hidden in future episodes. Do not ask questions about The Inner Sanctum.