New student Sabrina Scotch moves to Millwood only to discover... the town is unordinary and full of secrets.
A teacher's body is found inside the school and all fingers point at Sabrina. Petra manipulates Jake, and Claire suggests something isn't right around Millwood.
Sabrina's mother invites the school principal over for dinner when they find out he is also their neighbour, and Sabrina suggests he has something to do with the investigation.
The town of Millwood is conflicted between who killed the teacher. Petra deals with the reprecussions of her actions. Jake does some investigating, and Claire becomes a new suspect in the murder case.
Sabrina attemps to clear her name, while Petra does the opposite. Claire and Jake find a flashdrive belonging to a school computer and plan to retrieve the device.
As a windstorm approaches, Sabrina, Jake and Claire investigate after-hours at Millwood High in an attempt to retrieve the laptop. Petra follows Brian through Millwood when she suspects he is cheating on her.
After the trio find Petra standing beside Brian's corpse in the school locker room, suspicions are on her. A threatening message written in blood in the gym frightens the students.
The group discusses what the bloody message could mean, and Claire ends her friendship with Petra, in fear for her life. Millwood High's principal suddenly quits his job.
Halloween in Millwood is even less ordinary than the town itself. Petra is arrested for Brian's death, but Sabrina has her suspicions on someone else.
Secrets come to light, but one remains in the dark. Petra hunts down Sabrina after she discovers the truth. Claire says goodbye to Millwood.
Five months have passed and Sabrina enjoys her new life in New York City with her best friend Claudia. But all is not well back in Millwood.
Claudia attemps to learn the full story of Millwood's mystery. Sabrina feels New York is not the right fit for her. Jake attempts to relocate Sabrina back to Millwood so he can help with college.
Millwood calls for Sabrina, Claudia is offered a job interview in Millwood, and a life-changing decision for the two is made. Jake advises Petra to stay clear of Sabrina when she returns.
Sabrina arrives in Millwood to tie up loose ends. Claudia and Jake meet and become friends. Petra spies on the others, without knowing someone else is watching her from afar.
Sabrina battles jealousy while also applying for jobs in Millwood. Petra attemps to meet up with the person spying on her and the others to find out who they are. Jake wonders how to ask a girl on a date.
Sabrina and Petra team up to discover where they have been taken and who kidnapped them. Jake and Claudia go on their date, oblivious of their friend's disappearance.
Sabrina loses hope of escape. Claudia and Jake team up, and Petra must face her past when it resurfaces.
Sabrina and Petra adjust to prisoner life, and the girls are reported as missing. Meanwhile, Jake and Claudia begin to investigate Sabrina and Petra's disappearance, and the kidnapper unmasks.
Russell reveals his motive. Jake and Claudia team up to take down Russell, while the girls team up to save their lives.
The girls have escaped and a friendship might be on the horizon - but it seems Petra has ulterior motives. Jake and Claudia are stoked to finally learn the truth.
Five years after Petra's murderous rampage, Jake lives married life in Millwood with his wife Claudia, and his daughter Lizzie.
Petra's sweet little lies come to town and haunt Jake once again. Claudia faces her husband's former bully, and her mental health deteriorates.
Claudia runs away from her life in Millwood and leaves Jake to take care of Lizzie. Petra develops feelings for Jake, along with another master plan.
Jake wakes up to find Lizzie gone - who took her?
Petra gives Jake the details of Lizzie's kidnapping over email as an investigation opens up.
Jake will not give up until he finds Lizzie and Claudia - but how easy will it be to find them?
Petra sends a unique ransom message to Jake: Lizzie comes back safe if he and Petra fall in love and get married.
A lack of information on Petra, Claudia, and Lizzie's whereabouts confuse Jake.
Jake takes matters into his own hands as he comes face-to-face with his greatest enemy.
As Jake recieves news of Claudia's whereabouts, Petra makes a difficult sacrifice, while Lizzie adjusts to life as a normal kid.
News of Claudia's murder strikes Jake and Lizzie, Claire returns to Millwood per request of Jake, and Petra is treated in a mental institution.
Jake and Lizzie mourn Claudia's death and Claire suggests moving out of Millwood. A new doctor arrives at Millwood Sanitarium and takes a liking towards Petra.
Jake doesn't want to leave Millwood, but Claire is set on it.
Jake ties up loose ends in Millwood.
Petra has an escape plan.
The three deal with California heat. Petra and the doctor get steamy.
Petra's plan comes to a close. Claire gets a new job interview.
Newly freed Petra is now on the run. Claire interviews for a CEO position at a magazine company.
Now in California, Petra scouts out Jake and Claire for revenge. Jake meets someone new, yet strikingly familiar.
Petra realizes the key to revenge has been right near Jake all along. Jake moves too fast.
Jake and Parla enjoy their honeymoon. Claire takes on a new role in Lizzie's life.
Petra studies her sister's "perfect life" for her master plan to finally get to Jake.
Petra begins to pretend that she is her twin sister to get closer to Jake.
Petra finds ease in pretending to be Parla.
Petra doesn't want to pretend anymore.
Claire suspects something is up with Parla.
While Claire's theory doesn't make sense to Jake, he doesn't completely rule it out considering the other awful things she's done.
Lizzie is visited by ghosts; this is a backdoor pilot into the spin-off Ghost Town.
Jake now knows about Petra and he's forced to pretend everything is okay.
Everything in Petra's plan comes to an end.