The mysterious town of Gravity Falls holds a secret. Dipper Pines has the perfect life ahead of him; a definite job as an author, debts paid off, you name it. But when Mabel drags her brother to Gravity Falls for their 21st birthday, strange things begin to happen. Dipper finds Journal 3, and something resurfaces from the past; memories he can't completely recall. At first, Dipper passes everything off as his imagination. But when nightmares and a semi-familiar character begin to invade his life, Dipper starts to investigate. During his prolonged stay in Gravity Falls, Dipper falls in love, deciphers his past, and suffers betrayal of the worst kind. Desperate to uncover the secrets laid plainly out before him, Dipper digs deeper. Forced into a race against time, he struggles to remember his past and solve the secrets of Journal 3 before his demise becomes yet another Gravity Falls legend.

After escaping from police custody, Clover tries to piece his life back together. Determined to return to home and be reunited with his family, he has to first elude the country wide man hunt. Will he be able to resist his old ways in order to remain undetected? After hearing that Colin has escaped, Summer and Becca prepare themselves for the inevitable; Clover is coming back for them. Will the police and their families be enough to protect them? Clover's coming back and he's determined to prove to the girls; 'You'll always be mine'.