Millwood's past haunts its present. A group of teen girls face an anonymous tormentor, 'A', uncovering secrets that threaten to tear the town apart again.
Episode 1A new set of Liars face a vengeful assailant in Millwood, uncovering a 20-year-old secret.
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Episode 2Texts, terror, and a school dance. Imogen confronts Karen, but payback awaits.
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Episode 3A deadly Spirit Week leaves Imogen solving a mystery involving her best friend, her dead mother, and a cryptic "A." Sheriff Beasley's investigation puts them all at risk.
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Episode 4House sale, coincidences, trauma, and a terrifying foe plague Imogen, Faran, Tabby, and Noa.
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Episode 5Halloween party saves a house, tests theories, and exposes dark secrets. Friends confront toxic relationships.
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Episode 6Shared trauma unites Imogen & Tabby. Rosewood trip reveals truth. Noa helps mom. Mouse dates. Faran uses "A"'s tip to heal.
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Episode 7Carnival season exposes a family secret, testing Mouse and Elodie. Imogen, Tabby, and Faran navigate personal battles.
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Episode 8While friends unravel one mystery, Imogen seeks answers to another. A girls' night leads Sidney to confront her daughter about a long-held secret.
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Episode 9Confessions lead to more problems. Imogen asks her father, Tabby suspects someone new, Mouse's lie catches up, and Faran protects Kelly.
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Episode 101999's mystery haunts the present. "A" seeks revenge, pushing Tabby and Imogen to confront their mothers.
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Episode 1Post-massacre, summer school dooms the girls. Trauma therapy, online mysteries, and a cult complicate their lives.
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Episode 2Hallucinations plague Imogen. New friendships bloom in Millwood, but Mouse faces an unknown danger.
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Episode 3Exposed online, the PLLs race against time to uncover the caller while keeping Mouse's party a secret. Faran's secret spills.
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Episode 4Mouse hunts for the real Rose Waters, shaken by their encounter. Imogen watches Dr. Sullivan, Tabby writes, Noa relaxes, and Faran faces a challenge.
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Episode 5Doubt surrounds Dr. Sullivan. Love triangles, family issues, and web obsession plague the PLLs.
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Episode 6Kelly's old house is now a terrifying Hell House. Imogen fights back, while Mouse & Ash's Pride party protest takes a horrifying turn.
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Episode 7Hell House aftermath: Tabby's hunt for Bloody Rose intensifies, while Imogen, Faran, Mouse, and Noa face their own challenges.
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Episode 8After another Bloody Rose attack, the PLLs probe new romances. Tabby's caught in a deadly horror show.
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