The trouble between Bill Cipher and Weirdmageddon was finished. Bill is defeated and Gravity Falls is back to normal. (y/n) and her demon twin, Will Cipher are liberated from Bill's chains. They thought everything was done but it was just beginning. The day the Pine twins return back to Gravity Falls is the day a new threat will come for the Pines and the Cipher twins. Find out more of what lies beneath this mysterious town and what Bill Cipher has left behind. (Note: Don't own Gravity Falls or any of the characters. Just the antagonists and the Cipher Twins: (y/n) and Will Cipher.