• Air date: 08 Jun '10 22 episodes
      The first season of Pretty Little Liars, based on the books of the same name by Sara Shepard, premiered on June 8, 2010 and concluded on March 21, 2011 on ABC Family. It tells the story of a clique of five girls - Spencer, Aria, Hanna, Emily, and Alison - until one of them goes missing, Alison. One year later, the girls have grown apart and start getting messages from a mysterious 'A', and thinking it's Alison, they soon find out that Alison is dead, and someone else is taking her persona. The show will follow the basic premise of the novels. The show premiered to 2.47 million viewers, and retained a regular audience of 2.5 million viewers during its summer run. The summer finale scored 3.07 million viewers, achieving a series high. The show went on hiatus, and returned with its winter premiere on January 3, 2011, with 4.22 million viewers, becoming one of ABC Family's top telecasts ever.
  • List of Episodes (22)
    • 1. Pilot

      08 Jun '10
      Artsy and eclectic Aria has just returned to town after spending a year overseas and, while she tries to deny feeling hurt over her father Byron's indiscretion with one of his ex-students at the college, and keep her mom, Ella, from finding out, she can't ignore the intense chemistry with Ezra Fitz - Aria's English teacher. Once-chubby Hanna has transformed herself into the current "It girl," but still battles the urge to binge. Shoplifting gives her a less-fattening thrill, but when she gets ca
    • 2. The Jenna Thing

      15 Jun '10
      The circumstances surrounding Alison's disappearance continue to haunt Aria, Emily, Spencer and Hanna, as questions arise about the night she went missing. To complicate matters, Jenna's return to Rosewood makes the girls face an unpleasant past and an incident that sealed their friendship forever. Can the girls face what has taken place in their past, especially since "A" won't let them forget? Meanwhile temptation is everywhere they look, as Aria tries her hardest to stay away from Ezra and Sp
    • 3. To Kill a Mocking Girl

      22 Jun '10
      The saying "The past will come back to haunt you" is never more true than for Aria, Spencer, Hanna and Emily. As the girls try to pay tribute to Alison's memory, the four friends are faced with unresolved issues. Aria has an unsettling encounter with her father's former mistress, Meredith. Emily is forced to see Toby Cavanaugh in a new light. Spencer is reeling in the wake of a vengeful Melissa. And Hanna is desperate to have her boyfriend, Sean, forget the "old" Hanna. With "A" taunting them ev
    • 4. Can You Hear Me Now

      29 Jun '10
      Tired of being harassed by "A," the girls decide to put a stop to the anonymous emails and text messages by blocking all unknown users. But even with the mysterious ghost no longer looming over their heads, the girls' problems are far from over. With a surprise visit by a father, a surprise gift from a prospective paramour, getting some unwanted advice and an undeserved scholarly accolade, the girls' lives continue to get more complicated by the day. And after dealing with all of that, did the P
    • 5. Reality Bites Me

      06 Jul '10
      Trying to ignore "A" backfired for the girls, and now they must pay the penalty. Whether it's a family in crisis, parental praise for an undeserved honor looming over their heads or wearing totally unfashionable scrubs while working off a debt – the girls must deal with it all. And on top of that, "A's" lipstick message is still haunting them. Meanwhile the girls must also deal with typical teenage drama – the boy kind – when a new boy arrives and pushes the status quo, a secret love is tested,
    • 6. There's No Place Like Homecoming

      13 Jul '10
      The homecoming decorating committee is knee deep in balloons, and girls are jockeying for position to be the queen, while four friends from Rosewood just try to stay afloat. Dealing with heartbreak, a boyfriend's virginity pledge and a vengeful sister all take a backseat when one girl makes a shocking homecoming date choice that puts her in a possibly sticky situation. Will the girls be able to protect one of their own, or will the evening turn out to be a night they can never forget?
    • 7. The Homecoming Hangover

      20 Jul '10
      In the aftermath of the disastrous homecoming dance, the girls try to sort out the devastation that is left behind. Parents, boyfriends (secret ones, possible ones and current ones), siblings and friends are all in flux, and if the little liars don't act fast, the situation could go from bad to worse. And to top it off, the girls are sitting on some killer information about Toby that some people would die to get their hands on. Meanwhile, "A" isn't the only one sending Aria text messages as tens
    • 8. Please Do Talk About Me When I'm Gone

      27 Jul '10
      After much planning, the day of Alison’s memorial is around the corner and the girls are ready to say their goodbyes. But when Alison’s brother Jason arrives, Spencer, Aria, Hanna and Emily quickly learn that saying goodbye is at the bottom of his list. As Jason takes over, and Detective Wilden returns, will the girls be able to celebrate Alison’s life in the peaceful and positive way they were hoping for? Meanwhile, Hanna is forced to deal with a situation at home that could really cramp her “i
    • 9. The Perfect Storm

      03 Aug '10
      Rosewood gets a massive storm on the day the students are to take their SAT test, which causes the school to postpone the examinations. Trapped in the school during the storm, the girls' personal lives become stormy as well. Drama strikes each girl differently and manifests itself into different situations. After the storm passes and the girls get to go home, they all come to the realization that taking the SATs would have been a much easier task to complete.
    • 10. Keep Your Friends Close

      10 Aug '10
      "A" targets the girls once again as they attend an upscale camping trip for one of their friend's birthday party and they fear that "A" may want to crash the fun. The FBI becomes involved in Alison's murder case because of new evidence that they have found. Also, Ashley faces difficulties because of her financial situation.
    • 11. Moments Later

      03 Jan '11
      Moments after Hanna is hit by a car, the girls’ world is turned upside down. “A” is no longer content to playing a game of cat and mouse – it has taken a far more precarious turn and now more than ever the four Pretty Little Liars have to turn to each other for support. With Hanna in the hospital and armed with the information of who “A” is, the girls are backtracking to figure out how they got to this point. How could this person know everything and want to use it against them? Meanwhile, each
    • 12. Salt Meets Wound

      10 Jan '11
      Hanna is released from the hospital, but confined to a wheelchair. Meanwhile, Aria struggles with the fact that Noel knows about her affair with Ezra, Spencer's relationship with Alex hits a road bump, and Emily invites Maya to meet her family.
    • 13. Know Your Frenemies

      17 Jan '11
      Relationships are in flux in Rosewood, PA as the Liars face many obstacles. As Noel steps up his pursuit of Ezra and what he can gain from his knowledge, Aria and Ezra start to feel like there may be no way out. Emily must also deal with opposition to her love life, as her mother Pam's perceived tolerance of Maya comes to a screeching halt. And Spencer must now handle the return of happy newlyweds Melissa and Ian, even though her suspicions of Ian's ties to Alison grow. But with the other girls'
    • 14. Careful What U Wish 4

      24 Jan '11
      As the school gets ready for the dance-a-thon, Aria, Emily, Hanna and Spencer have more on their minds than raising money for the school trip to Washington, DC. Hanna is having a hard time finding a job to help her family's financial situation, but when "A" has a job for her, will Hanna be able to refuse? Emily can only think of Maya and is desperate to speak to her -- so much so that she enlists the help of Caleb, the new bad boy in the school. And as an important piece of property goes missing
    • 15. If at First You Don't Succeed, Lie, Lie Again

      31 Jan '11
      The girls try to resume a sense of normalcy in their lives, but even the simple tasks of dating and extra-circular activities meet with strife. Emily must deal with a jealous teammate who is threatened by Emily’s return to the pool, as Aria and Ezra plan their first date out in the open. And Hanna is still stuck playing “A’s” game, but the next hurdle might just have complications for another Liar. With “A” pulling the strings and making matters worse, will the girls be able to weather the storm
    • 16. Je Suis une Amie

      07 Feb '11
      A crucial swim meet for the Rosewood Sharks is the setting for Aria, Emily, Hanna and Spencer to experience a lot of turmoil. Emily and Paige go for round two, as they are pitted against each other to compete for the anchor leg of the big race. And Caleb calls in his favor with a guilty Hanna as she tries to deter Aria from asking too many questions about Ella’s ticket to the museum opening. As secrets start to be revealed and antagonists become less threatening, will this become a game changer
    • 17. The New Normal

      14 Feb '11
      What happens to one liar when parent-teacher conferences come around and her father sits face to face with the love of her life? What about when another one reaches out to a tarnished innocent, when no one else will? And what about the liar who is taken by surprise by an unpleasant person? And don't forget about the last liar who is getting way too comfortable with someone she might not want to trust. Whatever it is, "A" is sure to have something to say about it. It's now just another normal day
    • 18. The Badass Seed

      21 Feb '11
      As their doubts, fears and suspicions grow, Aria, Emily, Hanna and Spencer start to wonder what the true face of evil looks like. Is it the girl who holds a grudge and will do anything to keep her loved ones near? Is it the new brother-in-law who might have a darker side beneath the surface? Or is it an unknown stranger who is playing puppet master with four girls' lives? Only time will tell who the Bad Seed is. Meanwhile, Aria sees the school play as an opportunity to get closer to Ezra. But wi
    • 19. A Person of Interest

      28 Feb '11
      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? Or could this be just another game "A" is playing with them? With the cops now demanding answers from Aria, Emily, Hanna and Spencer, will the girls come clean about "A," or are some secrets better left unspoken? Meanwhile, secret relationships take a toll on some of the Liars while others blossom. Love is not for
    • 20. Someone to Watch Over Me

      07 Mar '11
      As the heat is turned up on the suspicions surrounding Spencer, the girls must come to the reality that they aren't the only ones hiding secrets in Rosewood. Spencer remembers something that happened the night of the murder.
    • 21. Monsters in the End

      14 Mar '11
      Everyone has something to hide - whether it be a secret romance, who they really are and what their true intentions are. For Aria, Emily, Hanna and Spencer, keeping things hidden is second nature, but having to live with those secrets can become a big burden. How long can Aria be with someone when they can't go out in public? Is it a true friendship when Spencer and Toby aren't able to be seen together? How truthful can Emily be when she can't be honest about whom she wants to be with? And how c
    • 22. For Whom The Bell Tolls

      21 Mar '11
      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 "A" and the mystery surrounding their friend. But without certain proof that their hunch is right, how can the girls catch "A" in his/her own game? And with little more than a video and hazy memories of the night that Alison disappeared, the Liars may have to turn to an unlikely source of information to help them put a stop to "A" once and f