A year after their friend disappears, four girls receive mysterious messages from 'A'. Show more

The circumstances surrounding Alison's disappearance continue to haunt Aria, Emily, Spencer and Hanna as questions arise about the night she went missing. Show more

As they try to pay tribute to Alison's memory, the four friends are faced with unresolved issues. With 'A' taunting them every step of the way, can the girls forge ahead and leave the past behind? Show more

Hanna deals with an inward battle on whether or not to tell the cops the truth, while Ezria struggles with awkwardness in their relationship.

The girls may have got out of the Dollhouse, but what happened to them during their time of captivity has lasting effects. Show more

The girls' lives have been turned upside down by their captivity and each one of them is looking for answers to make sense of their ordeal. Show more

After lying to Alison and Jason about Charles, Kenneth DiLaurentis comes clean about the family's connection to the young boy. Show more

Mona returns to Rosewood in a very fragile state as she must answer to the police for faking her death. Show more

With all signs pointing to Lesli as the tormentor in the hoodie, the PLLs are on a mission to get concrete proof before bringing their findings to the police. Show more

After their latest run-in with Charles, tensions are at an all-time high with the PLLs and the town of Rosewood. Show more

It is prom time at Rosewood High -- except for Alison, Aria, Emily, Hanna and Spencer, who have been banned due to "security" concerns. Show more

It's now five years later, and that means a new look, new secrets... and new lies. Show more

Panic sets in for the Liars as the investigation turns to Radley. Aria, Emily, Hanna and Spencer find themselves back in familiar territory with the Rosewood Police Department

Convinced that Sara Harvey is behind the new threats, the Liars work together to find evidence of Sara's involvement before they go to the cops. Show more

While new discoveries are made in the investigation of Charlotte's murder, the truth begins to emerge about the Liars' personal lives. Show more

As romantic relationships move forward, the Liars investigate a new suspect in the murder case. Show more

Aria and the Liars are reeling from Ezra's shooting at the hands of "A." The five girls quickly realise that as the one person who knows "A's" identity. Show more

Hanna and Aria have to close loose ends with the two people who know the truth about Ali's story, Mona and Ezra. Show more

Alison, now back in Rosewood, attempts to regain the role of leader of the group, but she finds her four friends are not as willing to follow her every whim as they once were. Show more

The day has finally arrived: It's Alison's first day back at Rosewood High and neither the Liars nor Alison are really ready for it. Show more