After a shocking revelation from the police, the spotlight is turned on four little liars who look to be crying wolf. But with everything pointing to Ian, how could the girls be wrong?

Rosewood's Founders Festival sets the stage for more secrets. Everyone has something to hide - whether it is a secret romance, or revealing a true identity and true intentions.

Now that Aria, Emily, Hanna and Spencer are in possession of the information that Alison left them, the girls decide that it's time to finally put an end to the mystery surrounding their friend.

Disbelieved by police and families, the tormented quartet is sent for therapy. The chance to share at least some of their secrets proves appealing.

A shocking discovery finally lays to rest the killer’s identity – until Emily unravels clues that reveal otherwise.

Reaction to a dug-up item raises Spencer’s suspicions, an awkward dinner is disturbed at Aria’s, while Emily finds rooming with Hanna a pain.

Emily’s swimming prospects could be sunk, along with Hanna’s hopes for the future, while Spencer and Aria make a gruesome discovery.

Spencer is suspicious of what Jason is hiding in his outhouse, while Caleb learns who is after him.

Aria is warned to be wary of Jason, while over-eager Mona encourages Hanna to try bonding with Kate at a country club.

The harassed foursome face the fact they need outside help, though some problems stay strictly in the family.

In custody after a testing day, three of the girls count the cost of the tasks ‘A’ set them to save a life.

The fractured foursome endure their legal punishment plus the pain of shunning loved ones. But changes are coming.

Hanna unwillingly allows Caleb’s involvement, while a crisis helpline call alerts Emily to a new suspect, and a birthday surprise goes badly.

To protect them, Caleb and Toby are misled by Hanna and Spencer, while Aria goes out with Holden, hoping to see Ezra.

Caleb’s tech skills are used against Hanna’s wishes.

Caleb’s laptop leads to trouble, Aria learns what Holden has held back, and a man who had information for Alison demands money.

Mona is messaged by ‘A’ again, Ezra is tempted to leave, and Spencer wants answers from Melissa, but gets distracted.

A creepy ‘hospital’ visited by Alison holds a sinister surprise, while Caleb goes along with a sting unwillingly.

Approaching the second anniversary of Alison's disappearance, a shocking event rocks Rosewood.

One of Aria's past indiscretions is fodder for a new "A." and Emily recalls a crucial event from the night she lost her memory.

Jenna throws a party to die for and the Liars are suspicious when Garrett is let out of prison to visit his mother.

As the town becomes a media circus in the run-up to the new trial, the girls are betrayed by someone close to them.

Unexpected Halloween party guests pop up at every turn and The Rosewood Halloween Ghost Train becomes one killer party.